A companion book to "Day of the Dragon King" presents facts about the real dragon king, the construction of the Great Wall of China, and the traditions associated with Chinese New Year.

Presents a non-fiction companion to the book "Dogs In The Dead Of Night," discussing cases where dogs have come to the rescue of people and other animals, and describes the roles of service and other working dogs.

Introduces the Vikings, discussing why they went on raids, what they wore, what their ships were like, and how they shaped history.

Presents a nonfiction companion book to "Stallion by Starlight," discussing the history of domesticating horses and explaining why Alexander the Great's horse was so famous.

A chapter-book companion to the fiftieth Magic Tree House adventure outlines how to perform basic magic tricks and is complemented by facts about famous historical magicians.