Can and friends were imprisoned in the Tower of the puzzle, move them to the rescue! you'll have to use very different methods to exit from the tower. While the basic principles of science Tower puzzle that will help you. Water's buoyancy, center of gravity, gravity or the logic of simple machines ... a little science to exit the tower will also need a little bit of mind and courage! Puzzle Tower, versatile children's thinking, the ability to use different methods of reasoning and enables the d