From the ground under our feet to the stars in the sky, nearly everything we can see is made of elements. Each element has special properties and creates bonds with other elements to form new compounds. Explore the subatomic world of elements and meet the scientists who discovered their secrets. Engaging photos and real-world examples help explain chemistry, while an encyclopedic-entry-style format makes the text approachable and highly browsable. Final comprehension questions encourage reflection on what readers have learned.