United Technologies

Museum guide Maria gives a tour of the science museum explaining the various collections and exhibits that are found there and the ways in which science museums differ from other museums. This audiobook includes instructions for creating a museum exhibit and other resources.

Everybody has secrets, and former US presidents are no exception. Discover which stories about America’s past leaders are true and which ones are just tall tales.

Visit the Nation's Capital! Learn about Washington, D.C.'s, history, geography, weather, people, and more in this book that's all about our nation's capital.

Visit the Buckeye State! Learn about Ohio's history, geography, weather, people, and more in this book that's all about our 17th state.

Thomas Jefferson praised Tom Paine as the greatest political writer of the age. The author of Common Sense and Rights of Man, Paine helped make revolutions in America and France. But beyond his inspiring calls to action, Paine harbored a deeper political vision for his adopted country. It was embodied in an architectural project that he spent decades planning: an iron bridge to span the Schuylkill River at Philadelphia.

Steve Jobs, adopted in infancy by a family in San Francisco, packed a lot of life into 56 short years. In this Who Was...? biography, children will learn how his obsession with computers and technology at an early age led him to cofound and run Apple in addition to turning Pixar into a groundbreaking animation studio. A college dropout, Jobs took unconventional steps in his path to success and inspired the best and the brightest to come with him and "change the world".

This is the touching story of the benevolent naturalist who roamed the Ohio valley in the early 1800s, planting apple orchards, making friends, and spreading goodwill along his way. Known to early settlers as a gentle soul with a reverence for all life, Johnny never missed a chance to save an abandoned animal or to savor a delicious apple pie. Garrison Keillor's narration is accompanied by original music by Mark O'Connor. Ages five and up.

Firebrand conservative columnist, commentator, Internet entrepreneur, and number-one New York Times best-selling author Michelle Malkin tells the fascinating, little-known stories of the inventors who have contributed to American exceptionalism and technological progress.

The workshop revolutionaries who made our world have never had the attention afforded the political revolutionaries who founded this nation. But it has been these innovators, in small-town attics and on the Mississippi, in Silicon Valley and the wheat fields of Kansas, in a Black woman's beauty parlor and a Dayton bicycle shop, who set America on a course to attain a standard of living unprecedented in the history of the world.

To live in 19th-century Britain was to experience an astonishing series of changes, of a kind for which there was simply no precedent. There were revolutions in transport, communication and work; cities grew vast; and scientific ideas made the intellectual landscape unrecognisable. This was an exhilarating time but also a horrifying one. In his new book, David Cannadine has created a bold, fascinating new interpretation of the British 19th century in all its energy and dynamism, darkness and vice.

One of the most talented and creative authors working today, Neal Stephenson is renowned for his exceptional novels - works colossal in vision and mind-boggling in complexity. Exploring and blending a diversity of topics, including technology, economics, history, science, pop culture, and philosophy, his books are the products of a keen and adventurous intellect. Stephenson ponders a wealth of subjects, from movies and politics to David Foster Wallace and the Midwestern American College Town; and more.

Have you ever looked into the night sky and wished that you could walk on the Moon? Find about what it is like from the astronauts that were first to do it! Learn about how Neil Armstrong, Edwin Aldrin, and Michael Collins traveled into space and created history in 1969, and what it was like to take those famous first steps that made “one giant leap for mankind."

Whether you called it electro, indie dance, or were too busy scouring the internet for MP3s to care about a genre name, Never Be Alone Again: How Bloghouse United the Internet and the Dancefloor connects the disparate parts of an under-documented era in the first book focused on the musical and cultural phenomenon called bloghouse.

First human to cross the Atlantic via airplane; one of the first American media sensations; Nazi sympathizer and anti-Semite; loner whose baby was kidnapped and murdered; champion of Eugenics, the science of improving a human population by controlled breeding; tireless environmentalist. Charles Lindbergh was all of the above and more. Here is a rich, multi-faceted, utterly spellbinding biography about an American hero who was also a deeply flawed man. The Rise and Fall of Charles Lindbergh is essential listening for teens and history fanatics alike.

Featuring 18 trailblazing Black women in American history, Little Leaders educates and inspires as it relates true stories of breaking boundaries and achieving beyond expectations. Among these biographies, listeners will find heroes, role models, and everyday women who did extraordinary things - bold women whose actions and beliefs contributed to making the world better for generations of girls and women to come.

During the heady years of the tech boom, incorrigibly frank Sophia Young lucks into a job that puts her directly in the path of Scott Kraft, the eccentric CEO of Treehouse, a studio whose animated films are transforming movies forever. Overnight, Sophia becomes an unlikely nerd whisperer. Whether her success is due to dumb luck, savage assertiveness, insightful finesse (learned by dealing with her irrational Chinese immigrant mother), or a combination of all three, in her rarified position she finds she can truly shine.

If you've replaced a computer lately - or a cell phone, a camera, a television - chances are, the old one still worked. And chances are even greater that the latest model won't last as long as the one it replaced. Welcome to the world of planned obsolescence - a business model, a way of life, and a uniquely American invention that this eye-opening book explores from its beginnings to its perilous implications for the very near future.

From author Earl Swift comes the surprising history of the U.S. interstate system, a fascinating route through the dreams, discoveries, and protests that shaped these mighty roads.

Activists, pundits, politicians, and the press frequently proclaim today's digitally mediated racial justice activism the new civil rights movement. As Charlton D. McIlwain shows in this book, the story of racial justice movement organizing online is much longer and varied than most people know. Beginning with the simultaneous rise of civil rights and computer revolutions in the 1960s, McIlwain, for the first time, chronicles the long relationship between African Americans, computing technology, and the Internet.

Best-selling author Steven Johnson recounts - in dazzling, multidisciplinary fashion - the story of the brilliant man who embodied the relationship between science, religion, and politics for America's Founding Fathers. The Invention of Air is a title of world-changing ideas wrapped around a compelling narrative, a story of genius and violence and friendship in the midst of sweeping historical change that provokes us to recast our understanding of the Founding Fathers.