They Really Used to Think That?

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The Boxcar Challenge Unit

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Jumping to Conclusions

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Freebies and Opportunities for Science and STEM Teachers, May 2, 2023

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Shadow Size

Lesson Plan | June 2021

The purpose of this assessment probe is to elicit children’s ideas about how light interacts with an object to form a shadow. The probe is designed to reveal children’s ideas about the size of a shadow in relation to…

Early Childhood Engineering and Natural Resources

Journal Article | August 2020

Freebies for Science Teachers, October 6, 2020

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Freebies and Opportunities for Science and STEM Teachers, February 6, 2024

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Freebies and Opportunities for Science and STEM Teachers, December 17, 2024

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Freebies and Opportunities for Science and STEM Teachers: December 10, 2024

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Freebies and Opportunities for Science and STEM Teachers, January 17, 2022

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Freebies and Opportunities for Science and STEM Teachers, May 27, 2025

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Freebies and Opportunities for Science and STEM Teachers, March 25, 2025

Reports Article | March 2025