Which innovative ideas and inventions began with the ancient Greeks? Find out how the ancient Greeks organized their society, trained their soldiers, used their ships for trade and… More →

Which innovative ideas and inventions began with the Anglo-Saxons? Find out how the Anglo-Saxons farmed their land, built their houses, and organized their society. Discover how their… More →

Which innovative ideas and inventions began in the Benin Kingdom in Africa? Find out how a collection of separate villages and communities grew into a strong, united kingdom and developed a… More →

Which innovative ideas and inventions began with the Romans? Find out how the Romans trained their soldiers, built their roads and buildings, and supplied their people with food and water.… More →

Which innovative ideas and inventions began in the Stone, Bronze, and Iron Ages? These periods, stretching from the first ancestors of modern humans to the start of the ancient civilizations… More →

Which innovative ideas and inventions began with the Vikings? Find out how the Vikings built their longships and set sail from their homeland, forging a path across the sea on raiding and… More →

Religious conflicts in Germany brought the earliest groups of German immigrants to North America in the late 1700s. The Germans explores the journey of the German farmers, craftsmen, and even More →

This intriguing book describes the geological makeup and history of the Gobi Desert in Mongolia and China. Temperatures can get very cold and frost and snow are not unusual. Readers will… More →

True or false? In October 1871, a cow kicked a lantern over and sparked a fire that would destroy much of the city of Chicago. The cow tale is likely not the true story, but the damage and… More →

How long did it take to build the Great Wall of China? Why is the Golden Gate Bridge the most iconic bridge in the world? These and other great structure-related questions are answered in… More →