Introduces children to the world of atoms and molecules, describing what they are, what their purpose is, how they are studied, and other related topics.

Thirteen-year-old brilliant but socially-challenged Stewart and mean-girl Ashley must find common ground when, two years after Stewart's mother died, his father moves in with his new girlfriend--Ashley's mother, whose gay ex-husband lives in their guest house.

Explores the world of natural chemistry, how it is used on a daily basis to produce food and water, to check for infections and diseases, and to help in forensics; and contains full-color captioned photographs and text that explains such topics as chemical reactions, the periodic table, atoms and molecules, and more.