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Thames & Kosmos
Catapults & Crossbows
Catapults & Crossbows
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$24.95 USD
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Science Experiment Kit
Build ten sleek and updated models of classic siege weapons to learn about force, energy, motion, and projectiles.
Construct 5 crossbows and 5 catapults powered by rubber bands.
A built-in safety mechanism prevents unsafe projectiles from being loaded or launched from the models.
A 32-page, full-color manual provides step-by-step illustrated instructions and scientific explanations.
Compatible with other kits in the Thames amp; Kosmos Construction, Physics, Remote-Control, and Robotics series.
Ages 8 and up.
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