Learn more about LeapFrog Leapster Explorer Game - Pet Pals 2 at http://bit.ly/pC8YLF. Explore emotions and responsibility as you adopt and take care of your very own puppy!• Works with the Leapster Explorer™ and LeapPad™ Explorer systems (sold separately). • Give your furry friend treats, toys and teach it tricks. • Use mathematics skills to win the dog show. • Explore a town full of fun surprises. • Teaches emotions, responsibility, numbers, counting, addition and subtraction. Appropriate for children ages 4 to 7 years (grades pre-K to 1).