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In this project, students explore how levers work, by making a puppet with moving limbs.

Learners will build and experiment with their own windmills made from simple household materials.

In this activity, learners solidify their conceptualization of cells by building a model of a cell in a ziplock bag.

In this activity, learners consider how a simple machine, a lever, turns a small push or pull (a small force) into a larger--or stronger--push or pull (a larger force).