Showing results for "The Mark" in Science & Technology

What’s the matter? Everything’s the matter! Get it? If you don’t get this joke, you need this book! It’ll teach you everything you need to know about what makes up your body, the world, and the universe. The answers will matter to you!

You probably use Wi-Fi all the time to connect to the internet through your laptop, tablet, or phone. It's easy. Wi-Fi hotspots surround you as you go through your day—from school to a pizza place or coffee shop, and then back home. Not so long ago, the internet wasn't as accessible. Find out how Wi-Fi works, how it became commonplace, and what it might do for you in the future.

Measles is an infectious rash that killed millions of people every year before a vaccine was created in 1963. Listen to this book to learn more about the history of this infectious disease.

Is a wheel the same as a gear? Will a square wheel work? Could a wheel roll forever? Discover the wonder and science of wheels in Gears Go, Wheels Roll.

In audiobook format, uses zombies to explain the science of forces and motion.

Greetings! DO 4U the robot here, and I'm hard at work at Worldwide Robotics. I'm conducting experiments to find out about things like pulling, pushing, and friction. Charge your batteries and join me to learn all about forces and motion!

Aye, aye, matey! Captain Kidd here, and I'm on an adventure on the high seas. I've always wondered why me boat floats but me treasure sinks. Follow me crew to find out all about sinking and floating!

Are the snowy owls in trouble? Venture into the Alaskan arctic and the summer realm of these predator birds to find out. Discover the diverse species necessary to owl survival, how climate change is affecting the landscape of their nesting site of past millennia, and what it takes to do field...

From the team that created the ALA Notable Book The Cod's Tale comes the fascinating history of salt, which has been the object of wars and revolutions and is vital for life. Based on Mark Kurlansky's critically acclaimed best seller Salt: A World History, this handsome picture book explores every aspect of salt: The many ways it's gathered from the Earth and sea; how ancient emperors in China, Egypt, and Rome used it to keep their subjects happy; why salt was key to the Age of Exploration; what salt meant to the American Revolution; and even how the search for salt eventually led to oil.

This book introduces young listeners to the orcas humans first fell in love with. The members of J pod live in the Salish Sea, off the coast of Washington and British Columbia. Moby Doll was the first orca ever displayed in captivity, Granny was the oldest orca known to humanity, and Scarlet was the orca humans fought to save.

Huracán...sólo la palabra nos trae en mente el poder de estas catástrofes. La gente mira las noticias y sabe de la llegada inminente. Tapamos las ventanas y juntamos provisiones. Nosotros podríamos acurrucarnos en nuestras casas o ir tierra adentro. Entonces esperamos a que la tormenta llegue. ¿Pero, qué hacen los animales salvajes? ¿Saben ellos que una tormenta viene? De ser así, ¿cómo se preparan? Este libro explica como nueve animales, se dan cuenta, reaccionan, y se preparan para un huracán.

Largely forgotten for centuries, the ancient Maya were incredible. Their cities across Central and South America featured astonishing pyramids and palaces, while they were also successful farmers and highly creative artists. The Maya were the first people in the Americas to learn how to read and write, and they invented things like rubber, chocolate and chewing gum. They had a deep understanding of astronomy, mathematics and timekeeping, though they also had some horrible, bloodthirsty traditions such as making human sacrifices.

Twelve million years ago, rhinos, elephants, and camels roamed North America. They would gather at nearby watering holes - eating, drinking, and trying not to become someone else’s lunch. But one day, in what we now know as Nebraska, everything changed. The explosion of a supervolcano a thousand miles away sent a blanket of ash that buried these animals for millennia. Until 1953, when a 17-year-old farm worker made an unbelievable discovery.

Peter Lustig hat mal wieder eine "bahnbrechende Erfindung" gemacht: Einen vollautomatischen Rauchabsauger hat er entwickelt, der jedes Feuer im Nu unschädlich machen soll. Um das Gerät zu testen, sucht Peter die Feuerwache Bärstadt auf – und stolpert dabei prompt in einen richtigen Einsatz. Hautnah erlebt er, wie Mensch und Technik bei der Feuerwehr zusammenspielen, um zu retten, zu löschen und zu schützen. Und auch Peter selbst soll dabei noch eine große Rolle spielen.

In 1862, balloons were the only way to reach the sky. But 14-year-old Otto Lilienthal didn’t want to fly in balloons. He wanted to soar like a bird. Scientists, teachers, and news reporters everywhere said flying was impossible. Otto and his brother Gustav desperately wanted to prove them wrong, so they made their own wings and tried to take flight. The brothers quickly crashed, but this was just the beginning for Otto, who would spend the next 30 years of his life sketching, re-sketching, and building gliders.

When the platypus was first discovered by Europeans in the 1800s, it was well-known by Australian Aborigines - but no one knew how to classify it. It lived in the water and laid eggs like a reptile, had a bill like a bird, and was furry and warm-blooded like a mammal. Scientists had to come up with a way to solve this and many other mysteries of nature. Alaskan Polar bears sleeping in hidden underground dens caused problems for researchers wanting to drill for oil without disturbing the bears. Find out how scientists used infrared imaging to see the caves beneath the snow.