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In this activity, learners create painting machines that can paint moving forwards and backwards.

This activity provides instructions for making an aircraft that can really fly using a straw and paper hoops!

Learners assemble a hot-air balloon from tissue paper. The heated air (from a heat gun) inside the balloon is less dense than the surrounding air and causes the balloon to float.

In this activity, learners build a hot air balloon using just a few sheets of tissue paper and a hair dryer.

In this activity, learners build a racecar using only a rubber band, spool, straw, and paper clip! This racer is a classic toy that zips across a flat surface.

In this activity, learners explore the properties of paper by constructing and modifying paper airplanes.