WARNING:
CHOKING HAZARD –Toy contains a marble. Not for children under 3 yrs.

Put science into action! Design and engineer your own elaborate roller coasters.

Construction and kinetic energy go hand in hand with this all-wooden downhill maze that you create piece by piece! Build your coaster, drop the marbles at the top and watch them careen and zoom down a multi-level path. Your child is in for a thoroughly exhilarating and enlightening interactive experience. Includes spiral funnel, 34 blocks, teeter-totter drop in, 50 marbles and more.

Add some sound to your Quadrilla® set with the Melody Basic Set (sold separately).

Assembles up to 25"H. Made of birch plywood and organic rubberwood with a water-based stain.