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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 math lesson, learners make estimates to analyze the number of apples per acre, and visualize the magnitude of one million.

In this "Sid the Science Kid" activity from Episode 109: The Perfect Pancake, learners make applesauce to explore irreversible change.

This is a fun activity about the power of the Sun and the importance of using sunscreen to protect your sensitive skin from its rays.

In this activity, learners investigate why apples turn brown. Learners discover that lemon juice interferes with the reaction that causes the browning.