Discover numbers, shapes and pirate treasure on a mathematics adventure with Jake and his friends. Solve puzzles to find clues and pirate treasure. Match shapes to help Bucky get ship shape! Pop number bubbles to keep treasure from Captain Hook. Teaches number recognition, geometric shapes, counting, sorting and classifying. Appropriate for children ages 3 to 5 years (grades pre-K to pre-school). Skils learnt are: number recognition, sorting & classifying, shapes and counting. LeapFrog Explorer learning games & apps work with Leapster Explorer, LeapsterGS & LeapPad 1 & 2.