15-Pack Cost: $8 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions 15-Pack: 15-Pack is an award-winning computer version of the classical slider puzzle. Game goal - recreate original order of the randomly shuffled numbered pieces. Nice skin-based graphics, original background music and full customization of game rules makes 15-Pack the best in its class. This offer and this price of 15-Pack are special. You can order 15-Pack via this order form ONLY if you have registered BrainTwister by Sapphire Games.