“Play is a pleasurable activity that is engaged in for its own sake” According to Piaget…….. “ Play is a medium that advances children’s cognitive development. At the same time he said that children’s cognive development constrains the way they play. “Play is a pleasurable activity that is engaged in for its own sake”According to Piaget…….. “ Play is a medium that advances children’s cognitive development. At the same time he said that children’s cognive development constrains the way they play.