Humans have been playing with toys for over 4000 years

When we try to understand past civilizations, we usually focus on political structures and religious rituals - the sorts of things that form the cultural backbone of a fledgling society. But humans know how to mix in a little play with all that work...and in this mysterious, 4000 year old civilization on the Indus… » 2/07/11 12:47pm 2/07/11 12:47pm