Core Library

Giant Galápagos tortoises have roamed the Galápagos Islands for thousands of years, but these creatures almost disappeared from their tropical habi...

DescriptionFrom Earth orbit to the surface of Mars to the edge of the solar system, robots are helping push the boundaries of space travel. Space R...

Reducere. DescriptionEngineers are designing electric cars to replace public transportation, personal vehicles, and semitrucks--all while powered by electric...

Reducere. During the summer of 1945, World War II was still raging. Japan refused to surrender. Many US officials thought the best solution to save lives and...

DescriptionSome robots can dance, perform acrobatic stunts, and even have conversations with their owners. Entertainment Robots introduces readers ...

DescriptionRobotic aircraft soar over battlefields, robotic ground vehicles disarm bombs, and robotic submarines search for underwater threats. Mil...

The London Underground, the British capital's extensive subway system, carries millions of commuters, tourists, and other people every day. Enginee...

Reducere. COVID-19 is a disease caused by a virus called SARS-CoV2. Like all viruses, it is far too small to be seen by the naked eye. Yet this virus and the...

Reducere. The Earth beneath our feet feels solid and unmoving. However, Earth's surface is constantly changing and deep beneath the crust is liquid rock. Exa...

Racism is a problem deeply rooted in American society. Slavery and segregation may no longer be legal, but their legacies still influence the way B...

Life During the Revolutionary War, Hardcover

DescriptionThe Golden Gate Bridge, spanning San Francisco Bay in California, has become an iconic symbol of the city of San Francisco. Engineering ...

The Pyramids of Giza, built more than 4, 000 years ago in Egypt, are among the most iconic structures in human history. Engineering the Pyramids of...

DescriptionHobbyists and tinkerers design new robots for fun, to race with each other, and even to engage in robot battles. Hobby and Competition R...

People reach for the sky as they swoop back and forth on swings. Friends spin each other dizzy on merry-go-rounds. From slides to monkey bars and s...

Racism is a problem deeply rooted in American society. Slavery and segregation may no longer be legal, but their legacies still influence the way B...

DescriptionAfter disasters, robots can help save lives. They search for survivors from their air, climb through piles of rubble, and help human res...

The Plains region stretches across the Midwest from Canada to Texas. Traditional Stories of the Plains Nations features stories from several of the...

A disc seems to float as it spins through the air. Trampolines let people leap to thrilling heights. From playing catch to playing with hula hoops,...

The West, the largest region in the United States, encompasses varied landscapes. It stretches across arid deserts, the Alaskan tundra, and the tro...

The Southwest region of the United States encompasses vast canyons, high plateaus, sandy deserts, and the wide-open grasslands of the Great Plains....

Racism is a problem deeply rooted in American society. Slavery and segregation may no longer be legal, but their legacies still influence the way B...

Reducere. Redescopera farmecul lecturii si alege-ti de pe elefant.ro carti in limba engleza scrise de autori consacrati. Iti punem la dispozitie sute de mii ...

The Mid-Atlantic region includes some of the most iconic and well-known places within the United States, such as the nation's capital, Washington, ...

From the mountainous terrain of West Virginia to the low-lying coastal wetlands of southern Florida, the South is one of the most geographically di...

While it is the smallest region within the United States, New England played a major role in the nation's early history. Exploring New England exam...

DescriptionThe right to a free press is guaranteed by the First Amendment, but it can be easy to take this freedom for granted. Why News Matters lo...

Reducere. Cici is ready for all her favorite camping activities! She has everything planned for the trip with her dad, her sister, and her friend Kendra. But...

DescriptionCeltic mythology is filled with many important subjects, including the giant Finn MacCool, the Mother Goddess Danu, and the mysterious s...

DescriptionThe world's creator, Brahma; the warrior-goddess Durga; and the snake-like nagas are important subjects of Indian mythology. Indian Gods...

Reducere. DescriptionThe hero Momotaro, the sun goddess Amaterasu, and the Buddha are important subjects of Japanese mythology. Japanese Gods, Heroes, and My...

Reducere. DescriptionThe sky-god Zeus, the hero Heracles, and the fearsome Minotaur are well-known subjects of Greek mythology. Greek Gods, Heroes, and Mytho...

Imagine Having a Strong, Flat Stomach for the Rest of Your LifeNow that you've passed the half century mark is your energy sagging like your waistl...

Excel at the Game of Life with Research-Backed Strategies We all understand the basics of physical fitness, and many resources teach mindfulness, b...