Positive Reinforcement: This term refers to providing a desirable stimulus (like gold stars) to strengthen or increase the frequency of a certain behavior.
Negative Reinforcement: This term involves removing an aversive stimulus (like taking away an unpleasant task) to strengthen or increase the occurrence of a specific behavior.
Punishment: Punishment is the introduction of an undesired consequence (such as taking away gold stars) with the intention of reducing or eliminating unwanted behaviors.