Instant Insanity

(No reviews yet) Write a Review
Adding to cart… The item has been added

At first, it seems simple...

Try to stack the cubes so that each color appears only once within each of the four sides of the stack. But once you try to solve it, you'll realize... your IQ - and your sanity - are going to be put to the test!

Cubes are roughly 1.25 inches all around.

Featured in Cornell University's Math Explorers' Club!