BarnesAndNoble wishes for a
LEGO Gear Bots
Build STEM-driven models, such as DJ Bubbles (an octopus spinning records), a pterodactyl, a yeti, and much more! Kinetic sculptures, or automata, are mechanically engineering toys that move when you crank the handle on the side. They move through a series of axles, cams, and cranks that work...
