ROKR Marble Run
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ROKR Marble Parkour 3D Puzzle Wooden Kit LG501‘Build your own working roller coaster model made of real wood! The Coaster is full of dips and turns with some engineering and physics are thrown--so once you build your coaster, you can run marbles through it!With the crank of the handle, fire up the gears and watch as the waterwheel coaster carries the marbles up to the top and releases them down the track. This gave you the opportunity to explain gravity, gears, designs, machines, engines, and many other concepts.’Pieces: 254Assembly Time: 6hAssembled Size: 10”x9.3”xx7.3”BNIB. Offers welcome. outstanding for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.
