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In this activity, learners build inexpensive pulley assemblies from pulley wheels used for sliding screen door replacement or from clothesline spreaders.

In this activity, learners will train to develop upper and lower body strength in their muscles and bones by performing body-weight squats and push-ups.

In this activity, learners evaluate the potential performance of air rockets placed inside a wind tunnel.

Learners investigate how drag affects the falling rate of objects.