| School | Approximate number
of measurements |
| 1st Lyceum of Haidari | 800 |
| 3.zakladni skola | 700 |
| Abae Thar Secondary School at Buraydah | 900 |
| Abdallah Ibn El Hussain For Girls | 600 |
| Abdullah Bin Massud Secondary School at Sabt Al Alayah | 900 |
| Abdulrahman Bin Alharith Intermediate School at Riyadh | 900 |
| A.B. McDonald Elementary School | 800 |
| Academy For Science & Foreign Language | 900 |
| Academy Of the Holy Names | 800 |
| Acalanes High School | 800 |
| Achimota School | 500 |
| Agial Junior High School | 600 |
| Ain Jaloot basic school | 700 |
| A/ Kekirawa Central College | 800 |
| Alanjal Intermediate Girls School At Alhufof | 500 |
| AL-AZAZME C | 500 |
| Al-Baihgi intermediate School at Riyadh | 900 |
| Al BAYRONY | 700 |
| AL-BUKHARI Z ELEMENTARY School | 700 |
| Alcolu Elementary School | 700 |
| Aldgate Primary School | 900 |
| Al duqom basic school | 700 |
| alesteglal secondary school | 600 |
| Al-Fahd Secondary School at Rejal Alma'a | 900 |
| Al-Fath Intermediate and Secondary School at Al-Laith | 800 |
| Al Hadan Intermediate Girls School at Muhayil Assir | 500 |
| Alhawary Mohammad Al-Azdy | 500 |
| Al Hekma Elementary School | 500 |
| Al Hidd Girls Secondary School | 500 |
| Al-Husain School for Girls | 700 |
| Al Huzayel Junior High School | 900 |
| Al-Khoubah Intermediate and Secondary School at Jazan | 600 |
| Allentown High School | 600 |
| Alley Pond Environmental Center | 600 |
| Allgood Elementary School | 600 |
| Al Majd Junior High School | 500 |
| AL MAJD JUNIOR HIGH SCHOOL | 800 |
| Alma Middle School | 700 |
| Al Mustakbal Junior High School | 700 |
| Al- Mustakbal- Segev Shalom | 800 |
| Al Nahda Junior High School | 700 |
| AL-Qaraawi secondary School at Jazan | 600 |
| Alrefah basic school | 700 |
| Alta Sierra Intermediate School | 600 |
| Althabti basic school | 800 |
| Al Zahrawi junior high school | 600 |
| Al-Zahrawi Secondary School at Riyadh | 600 |
| Amaal Elementary School | 600 |
| American Cooperative School of La Paz | 500 |
| American Union Elementary School | 500 |
| Ames Middle School | 600 |
| AMIT AKKO | 500 |
| Amman Academy | 800 |
| Andover Elementary School | 800 |
| Antelope Valley Schools | 500 |
| Antioch High School | 500 |
| Anttolan Ala-Aste | 700 |
| Apple Grove Elementary School | 600 |
| Arab Elementary School | 800 |
| Arctic/Antarctic Expeditions GLOBE v-School | 600 |
| Ardtornish Primary School | 700 |
| Arkansas School For Mathematics And Science | 500 |
| Arlington Echo Outdoor Education Center | 600 |
| Armadale Primary School | 600 |
| Aronahteen Lukio | 600 |
| Ashimori Junior High School | 600 |
| Astoria High School | 600 |
| Auburn Land Lab | 800 |
| Aurea E. Quiles | 700 |
| Avery Elementary-Junior High School | 600 |
| Aviston Elementary School | 500 |
| Avondale Elementary School | 800 |
| Ayalon | 600 |
| Baguinet Centre (GNGN3IYT) | 500 |
| Bagy Bin Mekhled School at Riyadh | 700 |
| Ballance School | 700 |
| Ban Ka Lhim School | 500 |
| Ban Kamala (Ratchprachanuklok 36) | 600 |
| Ban Pak Klong | 900 |
| Ban Thum Kob | 700 |
| Bathurst High School | 500 |
| Baudartius College | 500 |
| Bawku Secondary School | 700 |
| Baxter County Alternative School | 500 |
| Bayswater School | 700 |
| BB Comer Memorial Elementary School | 800 |
| B-C.Grammar School #1 | 900 |
| Beaufort Academy | 700 |
| Beechwood Public School | 500 |
| Beekmantown Senior High School | 600 |
| Begoro Presbyterian Secondary School | 700 |
| Beit -Jan C Elementary School | 900 |
| Belmont Elementary School | 500 |
| Belt Public Schools | 900 |
| Benalla 31 Primary School | 700 |
| Ben Shemen regional school | 900 |
| Bentley Elementary School | 700 |
| Bentworth High School | 800 |
| Ben Zvi Elementary School | 500 |
| Berekum Secondary School | 900 |
| Berenda Elementary School | 600 |
| Berryville Middle School | 900 |
| Berufskolleg fuer Gestaltung und Technik | 800 |
| Beverley Manor Middle School | 600 |
| B.F. Liddell Middle School | 500 |
| Bigfork High School | 700 |
| Biglerville High School | 900 |
| Birchwood School | 500 |
| Bishop Denis J. O'Connell High School | 500 |
| Bjorksatraskolan 6-9 | 900 |
| Blaine Elementary School | 700 |
| Blayney High School | 700 |
| Blue Creek Elementary | 500 |
| Blue Ridge School | 800 |
| Boaz Middle School | 700 |
| Bob Courtway Middle School | 500 |
| Bob Jones High School | 900 |
| Boerde-Gymnasium Wanzleben | 600 |
| Booneville Middle School | 500 |
| Boonsboro Elementary School | 800 |
| Box Elder Public School | 700 |
| BRGORG 22 | 600 |
| Briarcliff Middle School | 800 |
| Bristol Grade School | 600 |
| Broadway High School | 600 |
| Broken Hill High School | 500 |
| Brooklyn Elementary School | 800 |
| Bryant Middle School | 600 |
| Buddy Taylor Middle School | 800 |
| Builta Elementary School | 700 |
| Bunbury Catholic College | 600 |
| Burton Geo-World Magnet | 700 |
| Butte Creek Elementary School | 800 |
| Byron Bay High School | 700 |
| Cabot Junior High | 600 |
| Calamus-Wheatland High School | 500 |
| Cambridge Elementary School | 900 |
| Cameroon Protestant College | 900 |
| Campbellsburg Elementary School | 700 |
| Cane Ridge Elementary School | 800 |
| Cannon School/Cabarrus Academy | 500 |
| Canutillo High School | 600 |
| Caprivi Senior Secondary School | 800 |
| Carey Junior High School | 500 |
| Carrollton School Of The Sacred Heart Secondary | 900 |
| Cartersville Elementary School | 600 |
| Cavite National Science High School | 500 |
| Caxton College | 600 |
| CCEE Toamasina | 500 |
| Cedar Grove Middle School | 500 |
| CEG1 Dassa | 700 |
| CEG Athiémé | 800 |
| CEG Le Littoral | 500 |
| CEG Nikki | 800 |
| CEIP La Pasada | 600 |
| CEIP Taibique | 500 |
| CEM de Puerto Quito | 900 |
| Centennial High School | 500 |
| Central Middle School (USIAUPJN) | 600 |
| Central Primary School | 700 |
| Central School | 500 |
| Centro de Educacion Ambiental "Ecoguardas" | 800 |
| Chaffee Zoological Gardens | 500 |
| Charles F. Patton Middle School | 800 |
| Charleston High School | 600 |
| Charter Oak School | 500 |
| Chase County Elementary School | 600 |
| Chatham Day School | 900 |
| Chernihiv Regional Young Naturalists Station | 700 |
| Chernivtsi City Ecology and Nature Center | 700 |
| Cherry Hill High School West | 500 |
| Chester Elementary School | 900 |
| Chesterfield Elementary School | 700 |
| Chiefess Kamakahelei Middle School | 500 |
| Chippewa Junior High School | 800 |
| Chomsurangupatum | 600 |
| Christ Church CofE VA School | 600 |
| Christ the King Junior School | 900 |
| Church of England Girls' Grammar School | 500 |
| City Honors School | 700 |
| City Of Knowledge School | 500 |
| Clanton Elementary School | 800 |
| Clay High School | 700 |
| Clayton High/Middle School | 700 |
| Clonard College | 700 |
| Cobb School | 500 |
| Coffman Middle School | 700 |
| Col. Dr. Roque Díaz Tizol | 800 |
| Colegi Jardí | 900 |
| Colegio Albert Einstein | 500 |
| Colegio Basico Chepica | 800 |
| COLEGIO CORONEL ELEUTERIO RAMIREZ MOLINA | 900 |
| COLEGIO DE MONAGRILLO | 500 |
| Colegio de Todos los Santos | 800 |
| Colegio Lincoln International Academy | 500 |
| Colegio Presbiteriano Pablo Casasus | 600 |
| Colegio San Miguel Arcángel | 700 |
| Coleman Junior High School | 500 |
| Colfax Elementary School | 700 |
| College Bissikrima | 600 |
| College Charles III | 500 |
| Collège de Barétous | 600 |
| College de Poredaka | 900 |
| Collège de Saint Etienne de Cuines | 600 |
| Collège Georges Brassens | 600 |
| Collège multisite Asfeld/Château-Porcien | 800 |
| College of Earth, Ocean, Atmospheric Sciences (CEOAS) GLOBE v-School | 900 |
| College Sannou | 500 |
| Collierville Middle School | 600 |
| Columbia High/Middle School | 500 |
| Complex of Schools K Adamieckiego in Sanok | 600 |
| Complex of Schools no 1 in Otwock | 600 |
| Conemaugh Valley Jr./Sr. High School | 900 |
| Congin Elementary School | 600 |
| Conville Primary School | 600 |
| Corner Elementary School | 800 |
| Cory Elementary School | 700 |
| Covenant Day School | 600 |
| CP Molino de Viento | 600 |
| CP Ramon y Cajal | 500 |
| Crescent Park School | 900 |
| Cross Creek Charter Academy | 500 |
| Cuba High School | 700 |
| Curry Rivel Primary School | 500 |
| Cutler Ridge Middle School | 900 |
| Daejeon Tanbang Middle School | 500 |
| Dallas Environmental Science Academy | 500 |
| Darby Junior High School | 900 |
| David Lipscomb Elementary | 600 |
| Davidson Elementary School | 700 |
| David Wooster Middle School | 600 |
| Davis Senior High School | 500 |
| DAV Public School (ININ9FTW) | 500 |
| Del Mar High School | 900 |
| Del Oro High School | 800 |
| Delsea Middle School | 600 |
| Denali Elementary School | 700 |
| Denton High School | 700 |
| Desmet Public School District #20 | 700 |
| Devils Lake High School | 900 |
| Dirranbandi P 10 Campus | 600 |
| Discovery High School | 800 |
| Don-Bosco-Gymnasium Essen | 600 |
| Donchanwittayakom | 800 |
| Dowdell Environment Studies Magnet Middle School | 900 |
| Dr. Carlos Gonzalez | 900 |
| Drinkwater Elementary School | 500 |
| Driver Primary School | 500 |
| Dr. Jose N. Gandara | 500 |
| Dr Pedro Albizu Campos | 600 |
| Dr. Rafael L. Sicardo Community School | 600 |
| Dumas High School | 700 |
| Dunbar Magnet Middle School | 700 |
| Eagle Creek Elementary School | 800 |
| East Elementary School | 500 |
| East Naples Middle School | 600 |
| East Rutherford High | 900 |
| East School | 800 |
| Echline Primary | 900 |
| Ecole Sainte Marie | 600 |
| Eduard-Spranger-Gymnasium | 600 |
| Eemsdeltacollege | 600 |
| Ehud Manor Elementary School (ILILQ9FU) | 600 |
| Eichold-Mertz Elementary | 500 |
| Eid ungdomsskole (12-16) | 800 |
| Elaintarha | 800 |
| El Centro Elementary School | 600 |
| Elementary School No 12 in Elbląg | 500 |
| Elk Grove High | 700 |
| Ellison Public School | 700 |
| Ell - Saline MS/SR High School | 800 |
| Elly-Heuss-Knapp Schule | 600 |
| Elm City Elementary School | 900 |
| Elm City Middle | 600 |
| Elmwood Elementary School | 500 |
| Elmwood Jr./Sr. High School | 500 |
| Eltham High School | 500 |
| Elva Lynch Elementary School | 700 |
| Elverum videregaende skole | 500 |
| Eniaio Lykeio Kykkou B | 700 |
| Enka Middle School | 500 |
| E.N Rogers Middle School | 900 |
| Environmental Camps for Conservation Awareness | 800 |
| EPP Kpakpassa | 800 |
| EPS Yverdon Pestalozzi | 500 |
| EPWU | 600 |
| Ereckson Middle School | 800 |
| Eroni Alef Ashkelon High School | 500 |
| Esawiyeh Junior High School for boys | 900 |
| Esc. Manuel Ruiz Gandia | 700 |
| Esc. Superior Manuel Ramos Hernandez | 600 |
| Escuela de Educación Secundaria Orientada N°241 "John F. Kennedy" | 500 |
| Escuela Juan Cancio Ortiz | 600 |
| Escuela No 21 | 500 |
| Escuela S.U. Ana Dalila Burgos Ortiz | 700 |
| Escuela Superior Blanca Malaret | 900 |
| Escuela University Gardens | 600 |
| Escuela Urbana Mixta Unificada Sor Clara Quiroz | 900 |
| Espinosa Kuilan | 800 |
| Etajima city Kirikushi Elementary School | 900 |
| Etelanummen ylaaste | 500 |
| Euclid High School | 500 |
| Eufaula High School | 600 |
| Eureka Springs Middle School | 500 |
| Evans Academy IPS 11 | 600 |
| Evansdale Elementary School | 800 |
| Evergreen Charter School | 700 |
| Excellent High School | 600 |
| F.A. Cleveland School | 800 |
| Faifa 1st Secondary Girls School at Sabya | 900 |
| Fairplay M.S. | 500 |
| Farley Elementary School | 500 |
| Farmingville Elementary School | 600 |
| Ferry Elementary School | 500 |
| Field Elementary School | 800 |
| Findlay High School | 500 |
| Floyd Bennett Ecology Village (Gateway National Recreation Area) | 600 |
| Fogelsville Elementary School | 800 |
| Fonda - Fultonville Central Elementary School | 700 |
| Foshay Learning Center | 700 |
| Francis Case Elementary School | 600 |
| Francisco Bravo Medical Magnet High School | 700 |
| Francisco Ramos | 600 |
| Francis Howell Middle School | 500 |
| Francis Howell North High School | 900 |
| Frank V Bergman Elementary School | 800 |
| Fraser Coast Anglican College | 900 |
| Fred C. Wescott Junior High School | 800 |
| Frederick Douglass Elementary School | 500 |
| Frenchtown Elementary And Junior High Schools | 700 |
| Friedrich-Schleiermann-Gymnasium Niesky | 900 |
| Frostwood Elementary School | 600 |
| F.S. Ervin Elementary School | 500 |
| Ft. Madison High School | 800 |
| Ft. Towson Public Schools | 800 |
| Fulton 4-5 Learning Center | 900 |
| Fu-Sing Elementary School | 600 |
| Galtier Math, Science And Technology Magnet School | 700 |
| GANEY AVIV LOD | 500 |
| Garysburg Elementary School | 800 |
| Gentry Middle School | 700 |
| Gesamtschule Bergheim | 700 |
| Gesamtschule Schermbeck | 900 |
| Gesamtschule Schüpberg | 600 |
| Giessen High School | 700 |
| Gimle skule | 500 |
| Gimnazium in Nawojowa | 500 |
| Gimnazium M. Kopernika in Sierpc | 800 |
| Gimnazium No 1 in Kalisz | 500 |
| Gimnazium Siostr Nazaretanek in Warszawa | 600 |
| Gimnazjum St. Kard. Wyszynskiego in Zielonka | 600 |
| Gledhill Magnet Elementary School | 500 |
| Glendover Global Studies School | 800 |
| Glenn Elementary School | 500 |
| Glenside Weldon Elementary School | 800 |
| Glenwood Middle School | 800 |
| Golden Plains Elementary School | 600 |
| Golden Valley High School | 500 |
| Goodrich Middle School | 500 |
| Gordon Brown Outdoor Centre | 600 |
| Gould School | 600 |
| Graetz | 500 |
| Grand County High School | 600 |
| Grand Valley State University - Annis Water Resources Institute | 600 |
| Grangeville Elementary/Middle School | 600 |
| Grass Valley Elementary School | 800 |
| Greece Citizen Science | 500 |
| Greenbelt Environmental Education Center | 500 |
| Green Township Elementary School / M.S.D. Of Martinsville | 800 |
| Greenwood Elementary School | 700 |
| Greybull Public Schools | 500 |
| Grove City Area Schools | 500 |
| Guided Independent Study | 600 |
| Gunston Day School | 700 |
| Gunter Middle School | 800 |
| Gus Garcia Middle School | 800 |
| Gymnasium Erftstadt Lechenich | 500 |
| Gymnasium Franziskaneum | 700 |
| Gymnasium Koenigshufen | 900 |
| Gymnasium Meckelfeld | 600 |
| Gymnazium Valasske Klobouky | 800 |
| Gymnazium Zabreh | 500 |
| HABONIM EXPERIMENTAL ELEMENTARY SCHOOL | 800 |
| Hada Junior High School | 600 |
| Hakalahden Ylaaste | 500 |
| Hall Primary | 600 |
| Halvorsen-Tunner Elementary/Middle School | 500 |
| Hanceville High School | 800 |
| Hanisui | 500 |
| Haram vgs | 500 |
| Harbor Math/Science Gifted Magnet | 500 |
| Harold McCormick Elementary School | 500 |
| Harrison High School | 900 |
| Harry Hoag Elementary School | 500 |
| Harvey L. Lewis Middle | 500 |
| Haupt- und Realschule Bad Laer | 800 |
| Hawkins Middle School | 800 |
| Hawthorne Academy | 600 |
| HAYOVEL Elementary School | 800 |
| Hay War Memorial High | 500 |
| H. B. Brunner Elementary School | 600 |
| Heath High School | 500 |
| Helen Bush School | 900 |
| Hellgate District 4 | 500 |
| Henry W. Longfellow | 600 |
| Heriot Primary School | 900 |
| Heritage Elementary School | 600 |
| Hewlett High School | 800 |
| Hiawatha High School | 500 |
| Hibernia Primary School | 500 |
| Hidden Valley Elementary School | 900 |
| Highland-Turner Elementary School | 500 |
| Hillcrest Elementary School (USID57SD) | 900 |
| Hillel Ellementary School | 800 |
| Hilltop Elementary School | 900 |
| Hittin Intermediate School at Al-Dawadmi | 800 |
| Hjalmar Lundbohmsskolan | 500 |
| Hlidaskoli | 600 |
| Hodgkings Elementary School | 600 |
| Hokkaido Rankoshi High School | 900 |
| Homer Davis Elementary School | 600 |
| Hoover Elementary School | 800 |
| Hoover Elementary School (USCASR32) | 700 |
| Hoover Elementary School (USIAGE97) | 600 |
| Hopson Middle School | 800 |
| Horace Greeley High School | 800 |
| Hora Hora | 900 |
| Hornnes vidareg?ande skule (16-19) | 800 |
| HTBLU.VA Graz-Gosting | 900 |
| Hudson Middle School (USOHQE8U) | 900 |
| Hurdsfield Elementary | 500 |
| Hyvinkaan Sveitsin Lukio | 500 |
| Ibn Al-Nafees Secondary School at Yanbu | 700 |
| Ibn Taymiyyah Intermediate School at Al-Majma'ah | 900 |
| I.E. Callao, Callao | 600 |
| I.E. Jorge Basadre Grohman, Ancash | 700 |
| I.E. Juan Manuel Salguero Pizarro, Junin | 500 |
| I.E. Maria Parado de Bellido, Rimac - Lima | 900 |
| I.E. Mercedes Cabello de Carbonera, Moquegua | 800 |
| I.E. N° 40196 Técnico Agropecuario Artesanal- San Juan de Tarucani, Arequipa | 700 |
| I.E. N°40517 Capitan Evaristo Amezquita, Arequipa | 600 |
| I.E. N° 40531 Honofre Benavides, Arequipa | 800 |
| I.E. N° 86019 La Libertad, Ancash | 600 |
| I.E. Nacional Teresa Gonzalez de Fanning, Lima | 800 |
| IES Al-Qadir | 700 |
| IES Bahía de Babel | 500 |
| IES Bernardo de Balbuena | 800 |
| IES Brianda de Mendoza | 500 |
| IES Doctoral | 500 |
| IES Grinon | 800 |
| IES Juan de Mairena | 600 |
| IES La Besana | 700 |
| IES Leon Felipe | 700 |
| IES Maestro Juan Rubio | 800 |
| IES Marques de la Ensenada | 900 |
| IES Montes Obarenes | 500 |
| IES Ramon Carande | 900 |
| IES San Juan de la Rambla | 600 |
| IES Santiago Rusi?ol | 700 |
| IES Tegueste | 700 |
| IES Teguise | 800 |
| IES Vega del Piron | 900 |
| IES Villaverde | 500 |
| I.E. Virgen Dolorosa, San Martín | 700 |
| II Liceum M.Konopnickiej in Katowice | 600 |
| I Liceum in Gorzów Wlkp | 800 |
| Ilwaco Junior/Senior High School | 500 |
| Immaculate Heart Of Mary High School | 500 |
| Incheon Choeun High School | 500 |
| Independence School | 700 |
| Indian Bend Elementary | 800 |
| Indian Hills Middle School | 600 |
| Indianola High School | 900 |
| Instituto de Investigaciones sobre los Recursos Naturales | 800 |
| INSTITUTO URRACA | 500 |
| Inter-Lakes Elementary School | 500 |
| Inter-Lakes High School | 600 |
| Ironwood School | 500 |
| IRONY YUD-BET JAFFA | 800 |
| Isaac Bildersee 68 | 500 |
| Istituto Tecnico Commerciale D. Panedda | 700 |
| Ivy High School | 600 |
| Izumi Junior High School | 900 |
| Izumi Junior High School (JPJPGV8E) | 800 |
| Jaber Bin Hayyan Secondary School at Al-Jouf | 700 |
| Jackman Road Elementary | 500 |
| Jacob Smith Elementary School | 500 |
| Japan Citizen Science | 500 |
| Jefferson Elementary School | 800 |
| Jefferson Elementary School (USPAA7B6) | 600 |
| JeJu Science High School | 500 |
| Jenks High School | 600 |
| Jerdacuttup Primary | 500 |
| Jerome High School | 500 |
| Jesse Wharton Elementary School | 500 |
| Jessieville Middle School | 600 |
| J-I High School | 700 |
| John F. Kennedy High School (USNYQ8JN) | 700 |
| John Ford Middle School | 900 |
| John Jay High School | 600 |
| John Marshall Middle School (USINLBV9) | 600 |
| Johnson Junior High School | 800 |
| Johnson Middle School | 700 |
| Jordan Small School | 800 |
| J.P Vincent Elementary School | 800 |
| Junior A High School Al Hadika | 500 |
| Junior High School Attached to the Faculty of Education, Kumamot | 500 |
| JUNIOR HIGH SCHOOL ZARZIR | 800 |
| Jyoto High school | 600 |
| Kaabiya Elementary School | 800 |
| Kagoshima Fishery High School | 500 |
| Kai Iwi School | 800 |
| Kalispel Language Survival School | 500 |
| Kamsi Hasselt | 600 |
| Kantonsschule Zuercher Unterland | 800 |
| Karstulan ylaaste ja lukio | 900 |
| Kaurihohore Primary School | 800 |
| Kazahayahokubu Elementary School | 900 |
| Keio Futsubu School | 900 |
| Kennett High School | 800 |
| Kent Denver School | 700 |
| Kg/ Tholangamuwa CC | 500 |
| Khalid ibn alwalid basic school | 900 |
| Khawlah bint alzwar basic school | 800 |
| Kiipun ala-aste | 900 |
| kim hae bunsung high school | 600 |
| King Abdullah The Second School for Excellence Ma'an | 600 |
| Kingfisher Special School | 700 |
| King Khalid Secondary School at Al-Hofuf | 700 |
| Kingscliff High School | 500 |
| Kingsway Christian College | 600 |
| Kirkeparken Videreg?ende Skole | 700 |
| Kiyokawa Junior High School | 600 |
| Kohlberg Elementary School | 500 |
| Kontiolahden lukio | 700 |
| Kuressaare Gymnasium | 800 |
| Kuuman ala-aste | 800 |
| Kyon buk Science High School | 600 |
| La Casa del Arbol, Lince - Lima | 500 |
| Laestadiusskolan | 500 |
| Lahore American | 900 |
| Lake High School (GLIDMRO6) | 500 |
| Lake Mills Middle School | 800 |
| Lakeview High School | 500 |
| Lakewood High School | 900 |
| Lakewood Middle School | 500 |
| Laniteio Lykeio A | 600 |
| Lassiter Home School | 600 |
| Lava Elementary School | 600 |
| Learning Proyecto Integral | 800 |
| Lee H. Kellogg School | 500 |
| Lewis And Clark Elementary School | 500 |
| Liceo Hernando de Magallanes | 700 |
| Liceul Teoretic V.Anistiadi | 500 |
| Liceum Powstancow Slaskich in Bieruń | 700 |
| Lilja School | 700 |
| Limerick Elementary School | 500 |
| Lime Street Elementary School | 600 |
| Lincoln School (USKSR93H) | 700 |
| Ljusdals Gymnasieskola | 700 |
| L?ken ungdomsskole | 600 |
| Lucindale Area School | 500 |
| Lucy Academy Preparatory School | 800 |
| Luis Munoz Marin | 500 |
| Luitpold-Gymnasium Muenchen | 800 |
| Lutsk City Ecology and Nature Center | 700 |
| Lycee Bilingue de Sangmelima | 600 |
| Lycée de la mer | 500 |
| Lycee Ifanadiana | 900 |
| Lycee Vatomandry | 700 |
| Lykeio Paliometochou | 500 |
| Madelia Elementary School | 900 |
| Makuri | 700 |
| Malka Secondary School for Boys | 600 |
| Malpils Secondary School | 500 |
| Malvik videreg?ende skole | 800 |
| Manhattan High School | 500 |
| Manuel Boy Gali | 500 |
| Marina Village Middle School | 600 |
| Marlow Elementary School | 600 |
| Marple Newtown Senior High School | 800 |
| Martin L. Olson School | 800 |
| Marvelwood School | 900 |
| Masan Yongma High School | 700 |
| Mascenic Regional High School | 700 |
| Massachusetts GLOBE v-School | 900 |
| Mauriceville School | 500 |
| Mayfield Middle School (USOHACZV) | 500 |
| Mazzalve Elementary School | 800 |
| McCloud Elementary School | 800 |
| McCombs Middle School | 500 |
| McDowell Elementary School | 600 |
| McKissick Elementary School | 600 |
| McMillan Elementary School | 700 |
| McNeil Canyon Elementary | 500 |
| Meadow View Elementary School | 600 |
| Meadow Wood Elementary School | 900 |
| Medina Christian Academy | 500 |
| Mena reginal gymnazium | 900 |
| Mercer Middle School | 500 |
| Merikadun Ylaaste | 600 |
| Miami Edison Middle School | 800 |
| Middleburg High School | 600 |
| Middletown Springs Elementary School | 500 |
| Mihail Lakatnik Primary School | 600 |
| Milford Middle School | 500 |
| Minchumina Community School | 500 |
| Mineral Elementary School | 900 |
| Miraleste Intermediate School | 800 |
| Misemwa FYM Primary School | 800 |
| Mohican School In The Out-of-Doors, Inc. | 500 |
| Monroe Catholic High School | 900 |
| Monroe Middle School (USORBE9O) | 600 |
| Montecito Union School | 600 |
| Montevallo Elementary School | 700 |
| Montgomery High School | 500 |
| MOSHE SHARET ELEMENTARY SCHOOL | 900 |
| Mosquito Lake School | 900 |
| Mountain Shadows Middle School | 500 |
| Mountain View Adventist School | 500 |
| Mpraeso Secondary School | 700 |
| MS 67 | 600 |
| Mt. Hope School | 600 |
| Mt. Magazine St. Park | 500 |
| Mt/Sangamitta Balika Maha Vidyala | 700 |
| Muhmmad Bin Abdalwahb Secondary School at Muhayil Assir | 500 |
| Murphey Candler Elementary School | 700 |
| Mynderse Academy | 700 |
| Myrtle Beach Middle School | 500 |
| Myrtle Grove Christian School | 700 |
| Nagatadai Elementary school | 500 |
| Nagata elementary school | 900 |
| NAKUI AGRICULTURAL HighSchool | 900 |
| NASA IV&V ERC Virtual-School | 500 |
| NASA Langley Research Center GLOBE v-School | 500 |
| Nashua Senior High School | 500 |
| National Cathedral School | 500 |
| Navarre Elementary School (USOHQ4L6) | 700 |
| Navet | 500 |
| Ndewura Jakpa Secondary/Technical School | 800 |
| Neshaminy Middle School | 600 |
| Netherlands Citizen Science | 800 |
| Newberry High School | 700 |
| New Brockton Elementary School | 600 |
| New English School (ININF96J) | 600 |
| New Hope Elementary School | 500 |
| New Hope School | 900 |
| Newman Catholic High School | 600 |
| Newtown High School | 900 |
| Nicholson Elementary | 500 |
| Nightcliff High School | 900 |
| Nikochans | 700 |
| Nishimeya Junior High School | 700 |
| North Albany Middle | 700 |
| North Augusta Middle School | 700 |
| North Buncombe High School | 900 |
| North Carolina School Of Science And Math | 500 |
| North Davie Middle | 800 |
| Northeast High School | 700 |
| North Park High School | 600 |
| Nsein Secondary School | 600 |
| Oak Hill Elementary School | 800 |
| Oak Hills Elementary School (USCAB64W) | 900 |
| Oberstufenzentrum Alterswilen | 500 |
| Ocotillo Elementary School | 700 |
| Ofek Ramla | 600 |
| Okayama Prefectural Yuge High School | 700 |
| Oldutunsskoli | 500 |
| O'Leary Junior High School | 500 |
| Omar Ibn Al Khatab | 500 |
| Omose Elementary School | 600 |
| Orchard Mesa Middle School | 600 |
| Oregon Trail Junior High School | 800 |
| Ore skole | 700 |
| Orleans Elementary School | 700 |
| Orrville High School | 600 |
| ORT AFEK - Junior High School | 800 |
| Ort School of Science and Leadership | 900 |
| Osashima Primary school | 600 |
| Osborne Elementary School | 700 |
| OS Dobrise Cesarica | 600 |
| Osfia A Elementary School | 600 |
| OS Fran Frankovic,Rijeka | 600 |
| OŠ Fran Krsto Frankopan | 500 |
| OS Sesvetska Sopnica | 500 |
| OS Viktora Kovacica | 500 |
| Otto-Hahn-Gymnasium | 600 |
| Oulunsalon Kirkonkylan Koulu | 900 |
| Ouray School | 700 |
| Pablo Roybal Elementary School | 500 |
| Pacific Line School | 800 |
| Paint Branch High School | 500 |
| Pakchong | 600 |
| Palangos Baltijos Basic school | 800 |
| Palmetto Elementary School | 500 |
| Panevezio 5 gymnasium | 500 |
| Panyawut school | 600 |
| Papayom pittayakom school | 500 |
| Papillion-LaVista High School | 800 |
| Parnu-Jaagupi Gymnasium | 900 |
| Pasquotank Elementary School | 900 |
| Paul J. Solis Elementary School | 500 |
| PEACE Kindergarten | 800 |
| Penn Cambria Middle School | 600 |
| Perkins Local Schools | 600 |
| Perrysburg High School | 600 |
| Petrified Forest National Park | 800 |
| Phichairattanakhan | 800 |
| Philippine Science High School Mindanao Campus | 800 |
| Philippines Citizen Science | 600 |
| Pieksamaen Ylaaste | 800 |
| Pigeon Roost Elementary School | 800 |
| Pine Strawberry School | 700 |
| Pinkston Middle School | 600 |
| Pittsburg Intermediate School | 600 |
| Pleasantdale Elementary School | 700 |
| Pocomoke High School | 700 |
| Polaris K-12 School | 900 |
| Ponchatoula High School | 700 |
| Port Charlotte Middle School | 700 |
| Port Said Language School | 500 |
| Portugal Citizen Science | 700 |
| Portville Central | 500 |
| Powell Middle School | 500 |
| Prairie View School (USND5ZNA) | 900 |
| Presidents Elementary School | 900 |
| Presidio High School | 900 |
| Primarschule Bifang | 500 |
| Prince Faisal Bin Fahad Secondary School at Buraydah | 700 |
| Prometna skola | 700 |
| P.S. 226 | 600 |
| P.S. 87X | 500 |
| Queen Anne School | 900 |
| QUEEN'S COLLEGE PRIMARY | 600 |
| Qurtoba Intermediate School at Hail | 600 |
| Raghadan Intermediate School at Al-Bahah | 800 |
| R.A. Mitchell Elementary School | 600 |
| Randolph Clay Middle School | 900 |
| Realschule Werder | 600 |
| Red Bird Elementary School | 800 |
| Regavim Elementary School | 500 |
| Regional Learning Center | 700 |
| Renkouzi Elementary school | 600 |
| Rensselaer Park Elementary School | 500 |
| Revivim Elementary School | 700 |
| Reynolds Grade School | 900 |
| Richard Bard Elementary School | 500 |
| Richard-Wossidlo-Gymnasium | 500 |
| Riggins Elementary School | 800 |
| Ripley High School | 900 |
| Ririe Elementary School | 700 |
| Riverdale Middle School | 500 |
| River Oaks Elementary - Houston I.S.D. | 500 |
| River's Edge Elementary School | 600 |
| Riverside Elementary School | 800 |
| Robert H. Jamison Computech Center | 600 |
| Rock Creek Valley Elementary School | 600 |
| Rockridge Junior High School | 800 |
| Ronald Reagan High School | 700 |
| Roosevelt School (USMACJR4) | 600 |
| Rosemeade Elementary School | 800 |
| Rostov School 86 | 800 |
| Rostov School Num.27 | 800 |
| Rowville Secondary College - Eastern Campus | 600 |
| Roy C. Ketcham High School | 900 |
| Ruamrudee International School | 500 |
| Ruhtinan Koulu | 600 |
| Russellville High School | 500 |
| Sabula Elementary School | 600 |
| Sacred Heart Elementary School | 500 |
| Saddle Brook High School | 500 |
| Safety Harbor Elementary School | 500 |
| Saga Jounan Junior High School | 800 |
| 'Saint Gertrude High School' | 900 |
| Saint Joseph Joshi Gakuen | 500 |
| Saitamasakae Junior High School | 900 |
| Salahudeen Intermediate School at Sakaka | 800 |
| Samkom skole | 600 |
| Sandilands Primary School | 600 |
| Sand Lake Elementary School | 600 |
| sangok high school | 500 |
| San Lorenzo Valley High School | 800 |
| Sarasota School Of Arts And Sciences | 500 |
| Saud bin azzan basic school | 700 |
| Sauk Rapids - Rice Senior High School | 800 |
| SCECGS Redlands | 800 |
| Scheffel Gymnasium Lahr | 600 |
| Schloss Schule Salem | 700 |
| School Of Environmental Education | 500 |
| School of Environmental Studies | 600 |
| School Of The Osage Junior High School | 600 |
| Schulhaus Schloss | 900 |
| Schwarzkoff Elementary School | 600 |
| SciStarter | 600 |
| Scranton | 700 |
| Secondary School #3 | 500 |
| Sekundarschule | 500 |
| SEMINAR HAKIBUTSIM | 800 |
| Serrano Middle School | 700 |
| Shades Cahaba Elementary School | 700 |
| Shaffer Elementary School | 500 |
| Sharples Educational Center | 700 |
| Shazar Elementary School | 700 |
| Shelter Rock Elementary School | 600 |
| Shenandoah Middle School | 700 |
| shimoni | 900 |
| Shobonier School | 700 |
| Shortland Wetlands Enviornmental Education Centre | 500 |
| Shri Shivaji D. Adhalrao (P) Vidyalaya | 600 |
| Sierra Vista Middle School | 600 |
| SIES Lazaro Carreter | 500 |
| Sistersville Elementary School | 500 |
| Skinner Elementary School | 600 |
| Sope Creek School | 600 |
| Sorrila School | 800 |
| SOU Bogdanci | 500 |
| SOU "Naum Naumovski-Borche" | 800 |
| South Africa Citizen Science | 900 |
| South Broward High School | 500 |
| South Carolina School For The Deaf And Blind | 800 |
| Southeastern Oklahoma State University (USOK5KSV) | 500 |
| Southern Middle School | 800 |
| Southern Oaks Middle School | 700 |
| Southern Vance High School | 800 |
| South Lake Middle School | 500 |
| South Park High School (USPA8JEF) | 800 |
| South Shore Charter School | 500 |
| Southwest Junior High School | 900 |
| Southwest Junior High School (USARHMBZ) | 900 |
| Sparkman Elementary School | 800 |
| Sperry High | 700 |
| Spring City Elementary School | 800 |
| Spring Ford Intermediate School 5th/6th Grade Center | 900 |
| Spring Garden School | 500 |
| Spring Lake Middle | 500 |
| Spring Valley School | 800 |
| Srednja Skola Bedekovcina | 900 |
| SSOT Zlin | 900 |
| Staatliches Max-Planck-Gymnasium | 500 |
| St. Anne | 900 |
| St. Anthony Of Padua School | 600 |
| Starpoint Intermediate | 600 |
| St. Augustine School | 700 |
| St. Barnabas School | 900 |
| Stellar Charter School | 500 |
| St. Eriks Gymnasium | 500 |
| St. John's Academy | 500 |
| St. Joseph Institute For The Deaf | 800 |
| St. Josephs College | 500 |
| St. Martin East School | 900 |
| St.Marys School | 700 |
| St. Matthew Lutheran | 900 |
| Stockbridge Central School | 700 |
| St. Peter's School | 700 |
| Strawberry Park Elementary School | 500 |
| Stredni vinarska skola Valtice | 500 |
| St. Rose Catholic Elementary School | 800 |
| Stroud Water Research Center (USPAVNR7) | 600 |
| St. Scholastica Catholic School | 800 |
| Sudama Junior Eco Club | 600 |
| SUManuel Ruiz Gandia | 600 |
| Summerville High School | 500 |
| Summit Charter School | 800 |
| Sunapee Middle/High School | 800 |
| Sunbright School | 700 |
| Sunday Creek Environmental Education Centre | 600 |
| Sunderland Elementary School | 500 |
| Sunnyside Elementary School (USWATVLA) | 700 |
| Svaleboskolan | 900 |
| Tabasalu Gymnasium | 700 |
| Tabib | 800 |
| TABIB JUNIOR HIGH SCHOOL | 700 |
| Tabor College, locatie Oscar Romero | 600 |
| Taft Middle School (USOHX3LT) | 600 |
| Taichung municipal focus junior high school | 700 |
| Taiwan Partnership Citizen Science | 700 |
| Takanosu Junior High School | 600 |
| Talley Middle School | 600 |
| Tandem Friends School | 700 |
| Tara Elementary School | 900 |
| Tarbyah Namoutheagea Girls School at Riyadh | 500 |
| Tavelli Elementary School | 700 |
| T.C. Knapp | 500 |
| TED Istanbul | 500 |
| Tenaya Middle School | 600 |
| Terra Santa | 900 |
| Terry A. Taylor Elementary School | 700 |
| Tetlin National Wildlife Refuge | 800 |
| Thaksin University, Phattalung | 600 |
| The 15th Intermediate Girls School at Tabuk | 600 |
| The 18th Intermediate Girls School at Makkah Al-Mukarramah | 800 |
| The 23rd Secondary Girls School at Buraydah | 900 |
| The 2nd Secondary Girls School at Yanbu | 600 |
| The 3rd Intermediate Girls School at Al-Ula | 600 |
| The 3rd Secondary Girls School at Yanbu | 900 |
| The 50th Secondary Girls School at Jeddah | 600 |
| The 59th Intermediate Girls School at Riyadh | 600 |
| The 5th Secondary Girls School at Onaizah | 500 |
| The 6th Secondary Girls School at Al-Zulfi | 600 |
| The 6th Secondary Girls School at Arar | 500 |
| The 76th Secondary Girls School at Jeddah | 600 |
| The Allen Memorial Home | 500 |
| The British School of Cotonou | 600 |
| The Catholic High School of Baltimore | 900 |
| The Country Day School | 700 |
| The Graham School | 600 |
| The Langley School | 700 |
| The Nueva School | 600 |
| Theodor-Fontane-Gymnasium | 700 |
| Theodor-Heuss-Realschule | 500 |
| The School For Environmental Studies | 600 |
| The SFS Center for Wetland Studies, Mexico A.C | 500 |
| The White Lake School | 500 |
| Thomastown Attendance Center | 700 |
| Tiilikankaan koulu | 500 |
| Tishrey Elementary School | 500 |
| Torquay Primary School | 500 |
| Tosteroskolan | 600 |
| Townhill Primary School | 600 |
| Townsend Public School | 500 |
| Traku Vytauto Didziojo gimnazija | 700 |
| Trowbridge Elementary School Of Discovery & Technology | 800 |
| Troy Howard Middle School | 500 |
| T.R. Simmons Elementary School | 500 |
| Tuscaloosa Academy | 500 |
| Twin Creeks Middle School | 500 |
| Unidad Educacional Instituto Sarmiento | 700 |
| Unity Elementary School | 700 |
| Unity Point School | 500 |
| University Of Northern Colorado Lab School | 500 |
| University Place Elementary School | 900 |
| Upham Public School | 800 |
| USC-Aiken, Ruth Patrick Science Education Center | 600 |
| Utashinai Junior High School | 600 |
| Utsunomiya technical high school | 800 |
| Vågsbygd videregående skole | 900 |
| Valle Crucis Elementary School | 600 |
| Valley Springs Middle School | 600 |
| Valley View Elementary School (USCA62SI) | 500 |
| Veda Vyasa D.A.V. Public School | 500 |
| Veritas School | 700 |
| Vernon Intermediate | 600 |
| Vienna High School | 600 |
| Vinalhaven High School | 700 |
| Vineyards Elementary School | 500 |
| Vinson Middle School | 500 |
| Viola Elementary School | 600 |
| Vishwakarma Vidyalaya | 500 |
| Volksschule Bleienbach | 700 |
| VOS a SOST Litomysl | 900 |
| Wade Hampton High School | 700 |
| Wagner Ranch School | 700 |
| Waitahuna School | 500 |
| Waldorf School of Baltimore | 600 |
| Wales Kingikmiut School | 900 |
| Walewale Secondary School | 900 |
| Walker Elementary School | 700 |
| Walnut Grove Elementary School | 900 |
| Wanneroo Senior High School | 800 |
| W. A. Porter Elementary School | 500 |
| Warnsdorfer Elementary School | 600 |
| Washburn High School | 800 |
| Washington Elementary School (USIAUHHK) | 800 |
| Washington High School | 900 |
| Washington Middle School | 500 |
| Weatherly Heights Elementary School | 600 |
| Weeks Bay Reserve | 500 |
| West Bloomfield High School | 600 |
| West Brookfield Elementary School | 700 |
| West Elementary School (USAL4HQU) | 800 |
| Westfield School | 600 |
| Westport River Watershed Alliance | 700 |
| WestSide School | 800 |
| Westtown School | 600 |
| White Knoll Middle School | 500 |
| White Mountain School | 900 |
| Wichienmatu | 600 |
| Wildflower Elementary School | 800 |
| Wildwood School | 700 |
| William Lehman Elementary School | 500 |
| William Nelson School | 600 |
| Williamstown Elementary School | 600 |
| Willis Lane Elementary | 700 |
| Willow Avenue Middle School | 500 |
| Wilson Avenue School | 900 |
| Wilson K-8 School | 600 |
| Wilson Magnet High School | 700 |
| Wingate Elementary School | 800 |
| Winneba Secondary School | 600 |
| Winslow Elementary School | 800 |
| Wiprecht-Gymnasium Groitzsch | 700 |
| Wiscasset Middle School | 700 |
| Wisutthikasattree | 900 |
| Wolsey House Primary School | 800 |
| Wonju High School | 500 |
| Woodfin Elementary School | 600 |
| Woodmore Elementary School | 800 |
| Woodstock Elementary School (USAL6BEU) | 500 |
| Woodville CE Primary School | 700 |
| Xavier College Preparatory School | 900 |
| Xylofagou Gymnasium | 700 |
| Yacov Cohen Elementary School | 900 |
| Yarovysche Secondary School | 500 |
| Yitsak Navon | 600 |
| Yondong Elementaty School | 500 |
| York High School | 800 |
| Yucca Elementary School | 600 |
| Zakladni skola a DDM | 600 |
| Zhytomyr Secondary School #19 | 500 |
| ZS a MS Lubna | 700 |
| ZS a MS Mysliborice | 800 |
| ZS Turany okres Kladno | 500 |
| ZS Vrdy | 600 |
| Zwin College | 900 |
