The purpose of this investigation was to determine whether the type of written or verbal positive comment regarding a child\u27s accomplishment influences subsequent interest in a task. A preliminary investigation of literature revealed that often rewards and praise negatively alter children\u27s behavior. The writer tested the hypothesis derived from this investigation that non- evaluative descriptive comments, commonly called encouragement, positively affect children more than evaluative praise comments. 32 kindergarten and 36 third grade children received evaluative praise comments and 31 kindergarten and 42 third grade children received non- evaluative descriptive comments on drawings for three days. The fourth day, children had a choic...