A parenting tool that allows children to earn rewards thru good behavior and positive reinforcement. The concept is simple yet super effective. Whenever a child does a good deed, a marble goes in the jar. As good deeds pile up, so do the marbles! When the marbles reach the top, the child receives a treat of your choosing!Details:Contents include: Clear reward jar, MarblesFor 1 or more playersFor ages 3 and upContents:40 small marbles15 medium marblesCotton pouchClear reward jar