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American Chemical Society
Moving Molecules in a Solid
Who likes magic shows? In the fourth of five lessons, pupils view a scientific magic trick. The ball fits through the ring easily, but then moments later, it won't pass through anymore. What changed? Can we reverse the change? Scholars...
Curated OER
Classification of Living Things
Students classify organisms according to the rules of taxonomy. In this biology lesson, students name organisms using binomial nomenclature. They create a new organism and explain which specific group it belongs to and why.
Curated OER
CATCH, TAG and RELEASE
Students apply estimation strategies for problem-solving purposes. They become familiar with one aspect of a marine biologist's work.