Packed with stunning photography, Eyewitness Periodic Table explores the building blocks of our universe. Become an eyewitness to the fascinating world of chemical elements, in this picture-led reference guide that will take you on a visual tour of their many different properties and uses. Children will be mesmerised by where each element comes from and what it is used for, like how precious gold protects astronauts in space. This unique, beautifully illustrated guide reveals the concise history of chemistry, scientific pioneers, and the creation of the first periodic table. Using striking full-colour photographs and illustrations, discover why nitrogen and oxygen are essential to our survival, what makes the metal mercury so unusual, and much more.