Experiments in Dizziness

Michael loves to spin in circles. He could probably spin for hours if it weren't for the fact that he inevitably spins into some inanimate object and gives himself a bruise. Recently he learned a new trick to mix in with the spinning. Behold, the somersault:


I'm not sure what it is about the sensation of dizziness that makes it so enticing to a child, but just writing this post is making me sick. I need to go lie down.