Profile of WorkIt has extrinsic rewards. The benefits of work are something outside work like food, home, clothing, or sustenance of life.Intrinsic or inherent rewards. To the individual, work can give prestige, status, self-importance, and identity.THEORIES OF PLAY & RECREATION:Biological TheoriesRecreation and play are said to be motivated or determined by instincts: Surplus energy - Herbert Spencer explains that play behaviour is a needed outlet for energies not used in productive activity. Relaxation/Recreation - Recreation is necessary to refresh one after labor. effects; retools ones energy to do a better job. Pre-exercise/Instinct-practice - Play is a preparation for adult life. Karl Groos studies of the play of animals and humans were based on the idea that certain basic instincts were inherent and served as a motivation for play behavior. Recapitulation - Play is the result of biologic inheritance. In play, the growing child relives a series of cultural epochs through which the human civilization has come.