Over hundreds of years, the Romans built an empire. As they occupied the countries around them, they took with them their skills as builders and their language, laws and lifestyle. They changed the western world. But who were the Romans? How did they live? How were they ruled? How did they build the[...]

Original / American English Inventors are special people. They see everyday objects and imagine something better. They solve old problems with new ideas. Their inventions can help people or destroy them, but only the greatest ideas will change the world. This book will tell you about many of the mos[...]