The Ways Toys Work by Ed Sobey and Woody Sobey; 2008; 178 pages; Chicago Review Press, Chicago, IL; 978-1-55652-745-6; 6/3/09-6/4/09
These two guys took apart toys from the Aerobie to a yo-yo to see how they work.  They give a little history of the  item then explain how it works and then take it apart and [...]