Kosmos Geared Up Gadgets Makerspace Experiment Kit 5 in 1 Models
5-in-1 engineering kit: build five, fun functional models including a rescue copter, aircraft launcher, hand mixer, spinner toy, and centripetal force machine Learn about gears and transmissions as you assemble and experiment with your models–no batteries required Includes a 24-page, full-colour manual with clear language, simple step-by-step illustrated instructions, and scientific explanations Entertaining, affordable, and educational purchase–great birthday gift For ages 6 and up
