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In this electrochemistry activity, young learners and adult helpers create a battery from a potato to run a clock.

In this two-part activity, learners explore the properties of liquid crystals, which are responsible for why mood rings change color.

This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.

This activity teaches combustion as the interaction of a fuel source and oxygen.

In this activity, learners explore atoms as the smallest building blocks of matter. With adult help, learners start by dividing play dough in half, over and over again.