User Summary Puzzle game where you have to power the Level completed LED screen by sending current through various components such as ICs, switches and inverters by turning on and off the power switches connected to the gates (AND/OR/XOR). The fewer clicks the better. Each of the 135 levels in Classic mode get rated when you complete by 1, 2 or 3 (three is best). Once Classic mode is completed you can play on in Endless mode. The game is made by Rob van Staalduinen.