Cool, retro toys use old-fashioned wrist power to send a magnetic wheel spinning, while moving up and down the rail! Tip rail down and wheel flips and spins backward; move rail up and down to keep the action going. Inspired by the classic 1960s toy, each features 2 1/2"dia. magnetic wheel. Light-Up Twirler has 10"L rail and dazzling, light-up wheel; includes 2 AG-13 1.5V batteries. Ages 5 and up.