Résultats pour "Benjamin" dans Sciences et technologies

How much do you know about Benjamin Franklin? Find out the facts you need to know about this Founding Father, author, and inventor. You'll learn about the early life, challenges, and major accomplishments of this important American.

In 1752, the sky in Philadelphia, Pennsylvania, darkened. A thunderstorm was coming. Benjamin Franklin was ready to perform an experiment. He wanted to show the electrical nature of lightning. His experiment was a success, but he didn’t discover electricity that day. Myths about Franklin and his experiment have been told for years. Discover what’s real and what’s fiction through infographics, primary sources, and expertly leveled text.

Sure, almost all kids know Benjamin Franklin as one of America's Founding Fathers, a man with a hand in both the Declaration of Independence and the US Constitution. And they may even have some vague idea that he once flew a kite during a lightning storm. What Kathleen Krull sets out to do in this very different biography is show Ben Franklin as the natural philosopher (the term for scientists back in the 1700s), whose experiments led to important discoveries about the nature of electricity - including his famous demonstration that electricity and lightning were one and the same.

What do libraries, streetlights, and fire stations have in common? What about bifocal lenses and the odometer? Sayings like "haste makes waste?" Benjamin Franklin was a man of many talents: a scientist who experimented with electricity; a diplomat who served as envoy to France and negotiated peace with England; a mapmaker, printer, and writer famous for his Poor Richard's Almanack.

Benjamin Banneker wasn't just a scientist. He was also an author, astronomer, and mathematician. Young listeners will discover how this self-taught man came to be one of the first important African American intellectuals.

A biography examining the life of Benjamin Franklin and his leadership as a statesman, scientist, inventor, and printer.

In 1791 plans for the new capital city, Washington, D.C., were in the works, but someone was needed to help with the surveying. Thomas Jefferson recommended Benjamin Banneker for the job. Banneker was a free black man who lived at a time when black Americans had few, if any, rights. Yet he was an accomplished farmer, mathematician, astronomer, and surveyor. What Are You Figuring Now? is the story of a man who was never afraid to try something new, no matter how difficult.

The 21st book in the New York Times bestselling series of biographies about heroes tells the story of Benjamin Franklin, one of the Founding Fathers of the U.S. who helped draft the Declaration of Independence while making important scientific contributions. This friendly, fun biography...

Following the success of the first Great Scientists title in the Junior Classics range, this collection features the lives of nine more remarkable scientists, with descriptions of their discoveries. From the astronomy of Copernicus and Halley to the natural science of Linnaeus and Humboldt, and from the discoveries of Pascal, Davy, Volta, and Babbage to the harnessing of atomic power by Julius Oppenheimer, it explores the contributions made by these great scientists, and their impact on our everyday lives.

One thing that hasn't changed much at all in the last 10,000 years is the human brain. The relentless curiosity of the human mind, combined with our ability to solve problems, has resulted in huge innovation and change. Here, then, are some of the most revolutionary ideas of the last 300 years.