Chess Within just the general 10-move boundary of Chess openings, there are approximately 169 Octillion possible positions. .. The word Octillion, means 169,000,000,000,000,000,000,000,000,000. @# We know that a 3x3x3 Rubik's cube has 43 quintillion possible positions. 18zeros The Rubik's Cube is an iconic puzzle toy. But it is mathematically complicated - there are 43 quintillion possible configurations of the Cube. Over 30 years after the Cube was invented, a group of mathematicians showed, using a bank of supercomputers at Google, that any cube could be solved in at most 20 moves. " When education goes wrong, nothing goes right " "Education is not learning of facts, but the training of the mind to think." Albert Einstein
