Spring Bots

  • $29.99
    Unit price per 


How cool is it that the mainspring stores energy, then converts it to motion? Discover the physics of potential and kinetic energy and the inner workings of gears and springs as you assemble the different mechanical devices. No batteries or electricity required, these models are self-powered and super cool. Follow the detailed instructions and you'll wind up winding up a robot, racecar, and timer.


From Thames & Kosmos, for ages 6-12 yrs.

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