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In this activity, learners discover that some things only stand up while they are spinning.

In this activity, learners build a recording timer made from simple materials (e.g., small dc motor, sharpie pen, craft sticks, adding machine paper tape, etc.).

In this engineering activity, learners will get acquainted with the basics of wind energy and power production by fabricating and testing various blade designs for table-top windmills constructed from

In this design challenge, learners will create their own roller coaster using household objects for the track and a marble or small ball as their cart.