Fun, unique system of cool cubes that interlock to form a marble run.
Build thrilling maze sculptures in the form of towers, geometric shapes or any other design in just a few minutes. With 36 cubes in three different colors and 14 marbles, the versatile 3-cube design allows for countless possibilities and unpredictable action when the steel balls travel the various routes. With the single-exit and bottom-exit cubes you can direct the marbles to go just where you want them. When they reach a double-exit cube the suspense begins - which way will they go? This is the next generation marble run - lots of fun.