Check Out these Ridiculous Rubiks Cubes
There are more types of this toy than you might think...
There's this gigantic one
This underwater one
This record-breaking one
Solved by Felix Zemdegs in only 4.73 seconds!
This really difficult one
It's 17 x 17 rather than 3 x 3, and it took 7 and a half hours to finish!
This robot-powered one
This robot can solve it in less than a second. Is this cheating?