Mara, Wil

Discusses ways nature has inspired technological innovations and focuses on how sharks have helped scientists develop swimsuit technology.

Discusses ways nature has inspired technological innovations and focuses on how locusts have helped scientists develop anti-collision systems for automobiles.

Discusses ways nature has inspired technological innovations and focuses on how cats have helped scientists develop reflectors.

Examines the origin and development of the clock and describes how various models of clocks have helped to shape the world.

An introduction to the life and work of Harriet Tubman, who helped free slaves through the Underground Railroad and continued helping freed slaves after the Civil War.

An introduction to the life of George Washington, who became the first president of the United States after leading the American military in the Revolutionary War against England.

Briefly introduces the life of Benjamin Franklin, touching on his inventions and his contributions to the city of Philadelphia as well as to the newly formed United States of America.

An introduction to the life of Anne Frank, a Jewish girl who hid from the Nazis in World War II and became famous for her diary.

Briefly introduces the life of Benjamin Franklin, touching on his inventions and his contributions to the city of Philadelphia as well as to the newly formed United States of America.

Presents a brief look at the life of one of New York City's most popular mayors.