Puzzles to try
Two puzzles to try. Both are made for this site and run in your browser. Use the mouse, touch, or the keyboard (Tab to a tile, press Enter or Space).
Slide puzzle
Slide the tiles to put the numbers in order, 1 to 8, with the gap in the bottom-right corner.
Lights out
Pressing a square flips it and its four neighbours between white and red. Turn every square white.