9780761426882 | Benchmark Books, September 1, 2007, cover price $28.50 | About this edition: Introduces the element of zirconium, discussing its physical and chemical properties, where it is found, and how it is used.
9780761422006 | Benchmark Books, December 31, 2006, cover price $7.20 | About this edition: Introduces the element of cobalt, discussing its physical and chemical properties, where it is found, and what processes or objects it is used in.
9780761414643 | Benchmark Books, November 1, 2002, cover price $28.50 | About this edition: Explores the history of silver and explains its chemistry, its uses, and its importance in our lives.
9780761412724 | Benchmark Books, September 1, 2001, cover price $28.50 | About this edition: Discusses the characteristics, sources, and uses of chlorine.
9780761412731 | Benchmark Books, September 1, 2001, cover price $28.50 | About this edition: Explores the history of the useful metal lead and explains its chemistry, its uses, and its importance in our lives.