Simple and hard game. Only one button. *** INSTRUCTIONS *** -> Tap to activate the turbo engine and move the Squirrel to its current orientation -Tapping when Squirrel is looking UP will move the squirrel UP -Tapping when Squirrel is looking forward will move the squirrel forward -Tapping when Squirrel is looking DOWN will move the squirrel DOWN -> There is a mode to practice the movement, button 'training', you can use this mode to training and mastering the Squirrel skills.