Get your engineering wheels turning! Kick off this double-duty activity by putting together laser-cut wood pieces, then turn the crank to set the elaborate system of gears, rods and wheels into motion, sending marbles flowing through the course. Young engineers will marvel at the way the pieces work together as marbles climb the Elevator Extravaganza, spiral through the Topsy-Turvy Tower and bounce their way through the Funhouse Flippers!? Build a colorful, working 10
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