Sphero Chariot. Ready, setGCa roll! Removable chariot cart adds another level of creativity to Sphero Two wheels on the back for easy maneuverability For ages 8 and up A whole new way to roll. Transform your app-controlled ball into the ultimate spy bot by adding a phone to the custom carrier. Snap on toy building bricks to create an unlimited number of designs, or battle friends in an all-out chariot race. Customize your driving experience. Order your Sphero Chariot from Brookstone today!