To solve a puzzle, click on a square and hold the button down while dragging it to a new position. Let go of the button to drop the square into place.

When you drop a piece into its correct spot, it flashes and locks in place.

• Click on a to rate the puzzle.
• Click on a with fewer or more squares to change the puzzle difficulty.
• Click for a hint if you are stuck. This will add 5 seconds and 2 moves onto your score.
• Click to see your time compared to the best and average times.