Contributor Bio:Lassieur, Allison
Allison Lassieur has written more than 100 books on many topics, including history, biography, science, and current events. She has also written fiction novels and short stories, puzzles, and activities. When she isn't busy writing, Allison enjoys knitting, spinning, and reading good novels. Allison lives in Trenton, Tennessee with her husband, daughter, and a houseful of pets.

Contributor Bio:Otfinoski, Steven
Steven Otfinoski has written more than 150 books for young readers. Three of his nonfiction books have been chosen Books for the Teen Age by the New York Public Library. Steve is also a playwright and has his own theater company that brings one-person plays about American history to schools. Steve lives in Connecticut with his wife, who is a teacher. They have two children, two dogs, and a cat.