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Activities for students:

Spring Autumn
  • Activity 1: My Tree
  • Activity 2: Look at the Buds + Data Sheet
  • Activity 3: First Leaves
  • Activity 4: My Green Up Data + Data Upload Guide 


  • Activity 5: Green Color Scale



Tree field guides


Field guide


Field guide


Field guide


Field guide


Field guide


Field guide

Fig          Description


GLOBE protocols

Green up


Green down


How to work with GLOBE data?

GLOBE Data Entry - GLOBE data can be submitted on a desktop pc or using the GLOBE data entry app.

Visualize GLOBE dataInstruction for visualizing GLOBE phenology data...

Looking at GrowApp dataAnalyzing green index of GrowApp images 


Lesson plans

  • A first look at phenology. Students explore patterns, similarities, and differences among plants at the same location.
  • A sneak preview of budburst. Students observe the relationship between budburst and temperature.
  • Green down (age 11-14). Students learn to ask questions while using the research cycle.
  • What's hidden in tree buds (age 11-14). Students get familiar with the structure of the buds of deciduous trees, they observe the bud sprouting and changes that trees undergo in spring.
  • An Alaskan Spring Mystery (Middle and high school -grades 6-12) Students learn about the timing of spring budburst and practice asking questions and analyzing and interpreting data
  • Color Palette (age 11-14). Students record the color change of an observed tree.  
  • Confused buds (primary school). Students learn how to record measurements, sort and evaluate data.  
  • Podzimni Gloubak (age 6-11) – In the “Autumn GLOBE Researcher” lesson students learn, how to ask questions while investigating autumn leaves. Lesson only in Czech.
  • Urceni plochy listu (age 12+) – Students learn how to prepare and conduct an experiment while calculating the surface area of a leaf using various mathematic methods. Lesson only in Czech.


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