Filled with bite-size facts and amazing original illustrations, the Small and Mighty range is the ultimate pocket-sized collectible series for young readers who can't get enough of their favourite topic.The Small and Mighty Book of Rocks and Gems offers readers an exciting introduction into the many gemstones, rocks and minerals found on our planet. This pocket-size book contains tons of easy-to-read information alongside stunning illustrations, and is ideal for kids who love rocks and gems and want to learn more!