Tiner, John Hudson

A biography of artist and inventor, Samuel F.B. Morse, who devised the world's first practical telegraph system.

Describes how levers work and gives examples of levers in action.

Discusses how pulleys work and gives examples of pulleys in action.

Discusses wheels and axles and the ways in which they are used.

Presents information on the scientific principle of gravity, how it was discovered, and how knowledge of its effects is applied by astronomers. Includes directions for a simple experiment.

Brief biographies of 100 scientists, from ancient Greece to the present day, who have made significant contributions to our understanding of the world around us.

Provides information on riding a motorcycle, motorcycle engines, the various uses of motorcycles, and presents a relevant historical timeline.

An introduction to the history of flight and to specific airplanes of the past, present, and future.

An overview of the history and uses of railroads.

An introduction to the history of trucks and to various kinds of trucks of the past, present, and future.