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Coins are everyday objects which tell a lot about the people who use them.

In this activity, learners explore chemical engineering and how the processes of chemical plating and electroplating have impacted many industries.

In this math activity, learners pretend there is a special store that lets you pay for toys by their weight in pennies.

In this activity, learners balance chemical equations and discover the law of conservation of mass. Learners use coins to model molecules to balance the equations.