Test you mathematical knowledge by answering these birthday themed questions!
We find an algorithm for either determining the solution of any 5x5 Lights Out game or showing that no such solution exists.
See how you can find the solution to any 3x3 lights out game! Then, help us find the solutions to the 5x5 games.
Test your logic and pattern recognition skills as you attempt to find the color code in this educational game.
How good are you at time management? Take this quiz to see how well you can optimize your time!