This is no ordinary marble maze! The unique cube design & sliding side connections allow you to stack the cubes into any shape or form. Experiment with motion stability physics & art as you create a marble-run masterpiece! For inspiring ideas from twisting towers to robots & even a butterfly you can go online to find full sets of instructions. The precision engineering makes the structure very stable & the double exit cubes add intricacy & chance when planning which way you think your marbles will travel! The Zoom stunt set adds fast-flying action to your marble run. This 2 box set
Includes:: 9 bottom exit cubes 18 single-exit cubes 9 double-exit cubes 2 coaster tubes a marble vortex 1 universal connector 24 marbles & instructions. Suitable for ages 6 & above.