This book is an excellent resource about the Cold War, and part of the Top Secret Files Series. Other books include: The American Revolution, The Civil War, Gangsters and Bootleggers, Pirates and Buried Treasure, The Wild West. World War I, and World War II. Although all of these books address unknown facts of history, each book covers a respective topic, and would be an excellent addition to school libraries for historical reference.,Annie Laura Smith,Children's Literature, 8/1/15 Very highly recommended for school and community library collections.,Midwest Book Review, 10/1/15 Bearce takes history to a level far beyond the basic textbook by sharing unique facts, stories, and interactive learning experiences that transport the reader back in time . . . These books are wonderful resources for encouraging reading and engaging the curious minds of students, especially those who are interested in adventure.,Gifted Child Today, 3/16/16