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In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.

In this design challenge activity, learners use two helium-filled balloons to build a blimp that can travel in a straight path across the room.

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

In this design challenge activity, learners add a jet-propulsion system (i.e. a balloon) to a blimp so it flies straight and far under its own power.