Acids and Chemical Reactions - Crabs

Creature Teacher: The Crab
Science Category: Chemistry

Students test how acids react with calcium‑based materials by observing changes in shells. This investigation introduces chemical reactions, material strength, and how environmental conditions can slowly change hard natural structures.

All Creature Curriculum resources are educator-designed, classroom-tested, and built to support joyful, meaningful science learning. Each lesson is just one of dozens of science investigations available within a growing, interconnected lesson library.

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