Most kids can't wait for the final bell of the school day. But at Aloha Huber Park Elementary in Beaverton, some students stay after school to learn about algorithms -- through a Rubik's Cube.

All 43,252,003,274,489,856,000 possible combinations can be solved in 20 moves. The Evolution of the God Number Back in 1981, the God Number (using the most efficient algorithms possible) was ...