Mecanix - An amazing strategy game. Turn the gears of your mind! A game of pure strategy that will have your mind twisting and turning... Heist - Possibly the hardest puzzle ever invented. It challenges the player's deduction skills to the max. Not a challenge for the faint hearted and the box could contain a real diamond! LoKulus - The world's oldest puzzle meets the 21st Century. With just 14 pieces, challenges range from very easy to extremely hard. The Kaleidoscope Classic - Thousands of challenges from simple to very complex. It's a lifetime of mind challenging fun at your fingertips!