From boogers, B.O., and belches to sneezes, diseases, and demon cheeses, The Big Book of Gross Stuff is chock-full of practical knowledge, including a Gross Quiz (kids can see how they stack up against the rest of society) and the World's Most Disgusting Jobs (whale-feces research, anyone?).
Reproduction
Electronic reproduction. Layton Gibbs Smith 2010 Available via World Wide Web.