LeapFrog LeapReader Junior Book: Disney's Jake and the Never Land Pirates (works with Tag Junior) Children, Kids, Game Search for buried treasure and count and compare sets of objects with Jake and his pirate friends in this interactive LeapReader Junior board book. 24+ activities and 150+ audio responses. Teaches counting objects and number recognition. Ages 1-3 years. Works only with Tag Junior and LeapReader Junior Book Pal (sold separately).