Matchmatics is an iPad app that presents mathematics puzzles in the form of matchsticks laid out on a canvas. The challenge of Matchmatics is to move one matchstick to make an incorrect equation correct. Points are awarded based on how quickly you can correct the equation. The puzzles get progressively more difficult as you work through the app. Matchmatics has a timed mode and an un-timed mode. The full version of the app costs $0.99 USD. The free version of the app contains ten problems that you can try before upgrading to the full version.