How do igloos stay warm without melting? How does glue make things stick together? Does all wood float? Find out the answers to these questions and lots of other incredible facts about materials. Bitesize chunks of information mean this book is full of stuff you've never even thought of on everything that is unique or impressive about the materials we use and the amazing properties some of them have. Science FAQs is a series of 6 books that answer questions on everything from black holes to plant-eating insects in a fun and engaging way.