4 years & up. Program your Root robot to be responsive to touch, light, color and sound. You can code your Root to draw, erase, climb whiteboards, play music and more. This robot has 3 levels of play from beginner to advanced to offer many years of coding fun. Includes: Root robot, charging cable, 2 dry erase markers, dry erase cloth, set of vinyl cling stickers, fold out whiteboard, and App (compatible with iOS). Measures 5.2" x 5.8" x 1.7".