How a child plays shows their strengths and abilities in creativity and social skills. It encourages them to think for themselves, and to be their own person. One can learn a lot from watching a child play.
Einstein was said to be a very slow talker as a child. He is said to not have begun speaking until around the age of five, which worried his parents into believing that he might be "slow." Today the term "Einstein Syndrome" is used to categorize exceptionally bright children who display a delay in speech.