Billboards for Dr Seuss' The Lorax movie 

The Lorax, the Movie, gives us a number of great teachable moments with our children. Aside from the obvious conservation topic, I was just wondering what other moments you all found to spark a conversation with your kids? I would love to hear your suggestions at my blog link
I know I am looking forward to a discussion about why "Business" is painted universally as bad and whether that has merit or not.