Techno Gears Marble Mania Twin Twister By The Learning Journey

Techno Gears Marble Mania sets are multi-piece construction sets that allow aspiring engineers to create their own working masterpieces. The Twin Twister set has colorful twists, turns and tracks, plus a hand crank and a motorized gear lifter to take your marbles up to the top of the run for another exciting adventure. Enjoy even more fun by building the optional Corkscrew and Vortex runs. As kids build, they will be developing thinking and problem-solving skills. Comes with more than 200 translucent pieces. For ages 8 and up.