I LOVE TeachEngineering. I teach middle school science and I use your materials a lot. NGSS now requires us to teach engineering skills and your site has some of the best engineering design challenges that I have seen. Thank you for your good work and please keep it going!

- Middle School Science Teacher, Corinth, VT

January 2026 Editor's Pick

Unraveling Rising Sea Levels: Exploring Density Through Mixtures and Solutions

Students explore density through hands-on experimentation and collaborative problem-solving. They design and test mixtures using everyday substances, aiming to create the densest solution. Students brainstorm, plan, create, and test their mixtures, recording observations ...

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