THANK YOU!! I can't say it enough - this website has made my task of teaching STEM classes possible. 'Engineering on a shoestring' has to be our modus operandi, and I have long searched for affordable, doable, teachable curriculum... please know that you are very, very appreciated by this humble teacher.

- Grades 3-12 teacher at a small school

March 2025 Editor's Pick

Safe Drinking Water

Students engage in hands-on activities that provide an opportunity to learn about biological and environmental engineering. Students learn about perfluoroalkyl and polyfluoroalkyl substances (PFAS), and how to remove them from drinking water. Students are given water ...

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Free K-12 standards-aligned STEM curriculum for educators everywhere.
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