- Discover the science of air propulsion
- Build a real working hovercraft, hot rod, helicopter and rocket
- 4 easy to assemble vehicles
- Young speed demons can race a hot rod across the floor, glide a hovercraft over the dining room table, fly a helicopter around the room, and blast off with a balloon-powered rocket! Tinker, experiment, explore, and learn the science and history of rocket power. Includes a 48 page instructional book with clear instructions. includes: mouthpieces, thrust vent, blast cap, straws, wheels, axles, hot-rod, hovercraft, rocket fins, tube, helicopter blade, balloons, stickers
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