I've now watched this Dr. Stuart Brown presentation 3 times in the last two days. The photo sequence of the polar bear playing with the husky alone is worth the price of admission. Play is not just for children, nor even humans. I'm so lucky I get to do it for a living.
It's a bit long so make sure to pour yourself a cup of your favorite beverage before launching it.
Also, please make sure to head on over to read my latest post on Offsprung, the world's most incredible parenting website. In it I discuss getting run over by a garbage truck with preschoolers!