Junkyard science : 20 projects and experiments about junk, garbage, waste, things we don't need anymore, and ways to recycle or reuse it -- or lose it / by Karen Romano Young ; illustrations by David Goldin.
Pull on your gloves and experience the science of trashology! It's all about the stuff that's thrown away: analyzing the waste produced by your school's cafeteria, understanding the decomposition rates of garbage bags, comparing the cost effectiveness of one-use batteries versus rechargeables.