Answer:
Children enjoy playing with toys until they are told they will get paid to play with toys. They may still play with toys to get paid, but they view it differently because they are getting paid.
Explanation:
The overjustification effect refers to the situation whereby one loses or there is decreased motivation as a result of an expected external incentive such as money or prizes. This reduces a person's intrinsic motivation to perform a task. The phenomenon known as motivational crowding out is explained by overjustification.