This book is part of a book series called Great Inventions .

This book has been graded for interest at 12-15 years.

There are 112 pages in this book. This book was published 2005 by Cavendish Square Publishing .

This award-winning author graduated from Clark University and earned a Ph. D. at Columbia University in History. Born in 1930 in New York City, Collier is an active member in many organizations such as the Connecticut Historical Commission and the State Museum Advisory Board. His honors include the Kidger Prize for Teaching, the Jane Addams Peace Prize, and the Newbery Honor. He previously worked as a junior high school teacher. Collier enjoys writing for children because he wants to show them that history is both interesting and important. His specialty is in the Revolutionary Era and New England. Christopher Collier lives with his wife in Orange, Connecticut and is the father of three. He is currently Professor Emeritus of American History at the University of Connecticut.