The Triangle Puzzle is a fun, challenging, animated puzzle game with hints.

To play the game: - single-click on the starting peg to remove
- for each move, single-click on the peg to move, then single-click on the hole to jump to
- click on the [Undo] and [Redo] buttons to undo/redo a move; you can also click on the undo/redo toolbar buttons
- click on [Hint] to have the program suggest a move
- click on the Solvable? checkbox to have the computer indicate whether a solution to the puzzle exists after each move you make
- choose New Game (either from the menu or the toolbar button, depending on the implementation) to start a new game