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Learners trace, cut out and fly a boomerang, outdoors or in a large indoor space.

Learners discover that soap can be used to power a boat. Learners make a simple, flat boat model, put it in water, and then add a drop of detergent at the back of the boat.

Scientists use enormous wind tunnels to test the design of planes, helicopters, even the Space Shuttle.

Learners cut and fold a paper helicopter from the template in this PDF. They practice twirling the helicopter and observe what happens as they modify their tries.