$15.00 Leapfrog Twist & Shout Addition: Yellow Twist, shake and shout! That's what math is all about with this interactive learning toy from LeapFrog. Three fun games help kids learn their addition tables from 0 to 12, one number at a time. In Game 1, they twist it to "build" an equation, then hit the activator button to see the answer on the LCD screen. Game 2 is a multiple-choice quiz, and Game 3 introduces subtraction with fill-in-the-blank questions. LCD shows answers and keeps score. A catchy musical beat and cool voice provide encouragement along the way. Features 2 skill-level modes and automatic shutoff. Requires 4 AA batteries, included. Ages 4 and up.