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Tells about a variety of polar plants, how they are used, why they are in danger, and how they are being protected.
Helga and Erik could not believe their eyes. There were grasshoppers everywhere, and they were eating the crops! In the 1870s, when grasshoppers destroyed farms in Minnesota and other Midwestern states, many families gave up and moved away. This is the story of how two Swedish immigrant children help their parents save their home on the prairie.
As a young girl, Margaret Bourke-White dreamed of having great adventures—the kind only a brave and fearless woman would have. As she grew up, she found that the camera was her ticket to adventure. Her portraits of people in terrible circumstances—from the desperate farmers of the Dust Bowl to the victims of World War II's horrors—made her famous worldwide. With her camera always at the ready, Margaret faced many challenges, including floods, bombings, and eventually her own battle with illness. In Margaret Bourke-White, award-winning author Catherine A. Welch creates a powerful portrait of a remarkable, gifted woman. Jennifer Hagerman's illustrations capture Margaret's own liveliness and strength.
True or false? Eli Whitney invented the cotton gin, a machine for removing seeds from cotton. False! Eli Whitney was the first person to build a wire-toothed cotton gin. But Eli's gin was not the first machine of its kind. He made nails to earn money when he was a boy. He went to court to protect his wire-toothed cotton gin when others tried to build similar machines. He started his own musket-making business.
This important and original book places the case study in international business research in its historical context, critically evaluates current case study practices in the field and proposes a more pluralistic future for case research within international business and international management research. While the case study is the most popular qualitative research strategy in the field, only a narrow selection of possible approaches is currently used. IB and IM researchers typically rely on a case study approach that could be characterized as 'qualitative positivism'. The editors and contributors look beyond this disciplinary convention and encourage greater pluralism in IB and IM case rese...
Because of family need, an eight-year-old coal miner's son in 1885 leaves school to work at the mines, where he learns about the dangers of a coal mine on his first day on the job.
"Introduces the connection between force and motion and describes the effects of air resistance, mass, and gravity"--Provided by publisher.
Cyrus McCormick patented and manufactured the reaper, an important 19th century invention that dramatically improved the efficiency of wheat farming. While McCormick did not invent the reaper solely by himself, he did refine and popularize it. His company eventually became the International Harvester Company.
True or False? Benjamin Banneker used a telescope and mathematics to predict a solar eclipse. True! In 1789, Banneker calculated when the moon would pass between the earth and sun. And he did it without any formal math or science training. As a young boy, he worked on the farm owned by his father, who was a freed slave in Maryland. He helped to survey and plot out the site for the U.S. capital city, Washington, D.C. He also published several almanacs that helped farmers, merchants, and sailors predict the weather and know the dates of holidays and festivals.
Explore the lives of famous figures from around the world. Each completely non-fiction book is illustrated with historical photographs and artifacts. Fun, facts, recipes and entertaining cartoon illustrations further illuminate each subject's personality.