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In this outdoor activity, learners design devices that will catch prey or gather plants.

In this activity, learners review the history of gumball machines and explore potential and kinetic energy, while working in teams to build a gumball slide.

In this activity, learners are challenged to design and build the tools they need to survive being shipwrecked on a deserted island.

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