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Launch It
Add to list DetailsIn this design challenge activity, learners use a balloon and other simple materials to design an air-powered rocket that can hit a distant target.
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Exploring Structures
Source Institutions
This event guide features three related explorations in which learners investigate the following science concepts: how you design and build a structure helps determine how strong it will be; different
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Roving on the Moon
Add to list DetailsIn this design challenge activity, learners build a rubber band-powered rover that can scramble across the room.
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Paddle Power
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In this design challenge, learners build a boat that paddles itself using a rubber band as its power source.
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Zip Line
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In this design challenge activity, learners build a device to carry a Ping-Pong ball from the top of a zip line to the bottom in four seconds (or less!).
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Sky Glider Challenge
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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.
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Puff Mobile
Source Institutions
In this engineering activity, challenge learners to design a car using only 3 straws, 4 Lifesavers™, 1 piece of paper, 2 paper clips, tape, and scissors.
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Watercraft
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In this design challenge activity, learners build a boat that can hold 25 pennies (or 15 one inch metal washers) for at least ten seconds before sinking.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-929.jpg?itok=E2NuOkGU)
Blimp Jet Challenge
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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.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-930.gif?itok=hu7Ep8gi)
Motorized Car
Source Institutions
In this design challenge activity, learners build a car that uses a battery-operated motor to "drive" at least ten feet.