LeapFrog Explorer Learning Game: Wolverine and the X-Men (works with LeapPad & Leapster Explorer) Create your own spelling list with the words you need for school As you play, earn tokens to download new gear for Wolverine Use letter skills and vowel know-how to battle your way through eight action-packed levels that take you to four locations Teaches letters, word building, phonics skills and spelling; Appropriate for children ages 5 to 9 years (grades K to 3) Works with all LeapPad learning tablets, LeapsterGS and Leapster Explorer (sold separately); Internet connection may be required for cartridge