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STC Secondary: Experimenting with Mixtures, Compounds, and Elements Unit

STC Secondary: Exploring the Properties of Matter Unit

microscopic image of a cell

STCMS™: Genes and Molecular Machines

An antacid bubbling as it is disolved in water

STCMS™: Matter and Its Interactions

Cover for Science Starts With a Question: Chemical Reactions

Science Starts With a Question: Chemical Reactions (Student Guide)

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