From the Manufacturer

Thomas and friends come to life on every page of this Ultra eBook adventure. Kids can choose where Thomas goes to find the escaped penguins. The choices they make can change the story ending. Teaches comprehension, vocabulary, phonics and word recognition skills. The story is written at 3 different levels, progressing from simple text to more complex words and sentences. Appropriate for children ages 4 to 6 years (grades pre-K to 1). Only works with LeapPad Explorer learning tablets (sold separately). Internet connection may be required.