Discover numbers, shapes & pirate treasure on a mathematics adventure with Jake & his friends. Solve puzzles to find clues & 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 & classifying. Appropriate for children ages 3 to 5 years (grades pre-K to pre-school). Skils learnt are: number recognition, sorting & classifying, shapes & counting. Leap Frog Explorer learning games & apps work with Leapster Explorer, Leapster GS & Leap Pad 1 & 2.