A picture-packed guide to the fascinating story of trains and how they have transformed our world. Discover how the vision of George Stephenson, the "father of the railroad," materialized into an age of steam around the world. Study the cut-out of a locomotive to understand how the movement of the piston turns the wheels. Learn how the American railroad contributed to the development and progress in the US and facilitated the spread of population...

Text and photographs present flying machines throughout history, including hot-air balloons, helicopters, and the space shuttle.

Experiments and projects explore the earth's structure, features, and changing landscape.

Introduces the physical characteristics and habits of birds of prey, including falcons, eagles, vultures, owls, and hawks.