Get a firsthand look at the construction of the Great Pyramids Thousands of years ago, the people of ancient Egypt began constructing enormous buildings called pyramids. Many of them still stand today. Have you ever wondered how they were built? Readers (Ages 7-9) will follow the story of Khalid, Merti, and Sabu as they get a firsthand look at the construction of these amazing structures. They will discover what materials were used, what kinds of tools workers used, and much more.