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In this optics activity, learners conduct an experiment to find out why two eyes are better than one!

In this physics activity, challenge learners to remove the bottom coin of a stack of nickels without knocking over the stack. Use this activity to demonstrate friction.

In this activity, challenge learners to predict and investigate how many water drops they can fit on one penny.

String Thing is an interactive online game in which learners change a virtual string's tension, length, and gauge to create different musical pitches.