LeapFrog LeapTV Nickelodeon Dora and Friends Educational, Active Video Game Help Dora and Friends on a magical adventure! (Multiplayer feature requires two controllers.) Build skills and confidence with learning that adapts to your child's level, and have fun moving with active play through 4 magical worlds. Ages 4-7 Years Teaches addition, subtraction, early algebra, spatial reasoning and number sequences. Works with LeapTV gaming system. Internet connection may be required for programming update.