Why does Silly Putty stick to your refrigerator door? How can the lining of a diaper absorb so much liquid? Why do some plastic food wraps work better than others? Plastics and polymers are everywhere, and this set of experiments will allow young scientists to explore the various properties of these materials. Most experiments simply require everyday household objects and a curious mind. For those interested in competing in science fairs, this book is chock full of suggestions and ideas for further experiments.