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Frost Tube

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Students will construct a Frost Tube that is inserted into a hole in undisturbed and uncompacted soil. During the cold months, students measure the depth at which water in the Frost Tube has frozen, indicating that the surrounding soil has also frozen. Watch the Frost Tube Training Video.

Teachers Guide Supporting Protocols

Supporting Protocols

Protocols to help in completion of the main protocol

Teachers Guide Field Guides

Field Guides

Step-by-step instructions for collection data according to the protocols.

Teachers Guide Data Sheets

Data Sheets

Sheets to be filled out during data collection

Teacher Guide Learning Activities

Learning Activities

Activities to help students learn more about the instruments and protocols

Teachers Guide Resources


Additional documents or tools related to the protocol