Incase a regular Rubik’s cube isn’t challenging enough for you. We’ve got the answer for your brain. 4- and 5-dimensional Rubik’s cubes!
Rubik’s cube junkies and puzzlers will be interested in this Java software rendered four-dimensional analog of Rubik’s Cube. With over 1.75E120 possible combinations! It’s a real 4D mind bender, be sure to give it a go.
A couple of brilliant developers have recently also created a working 5-dimensional Rubik’s cube. Operating a 5 dimensional puzzle projected all the way down to a 2D computer screen may seem a hopeless task but the full 5D puzzle has already been solved by 3 people. Insanity!