These websites match the version of the game present on the most popular Flash site it can be found on, Y8 (see Resources).

Flonga: http://www.flonga.com/play/mysterious-balls.htm Dede Games: http://www.dedegames.com/mysterious-balls.html OneMoreLevel: http://www.onemorelevel.com/game/mysterious_balls GamePuma: http://www.gamepuma.com/puzzle-games/Mysterious-Balls.html