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

October 2025 Editor's Pick

Exploring the States of Matter with Rock Candy!

Students explore the states of matter through engaging activities, culminating in making rock candy. The lesson starts with a sticky note exercise in which students visualize how molecules behave in solids, liquids, and gases, followed by a discussion on particle ...

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