Showing titles in Science & Technology

At least as far back as the ancient myth of Icarus, humans longed to fly - but it wasn't until December 17, 1903, on the windy dunes of Kitty Hawk, North Carolina, that the dream finally came true. And it was all thanks to Orville and Wilbur Wright, two former bicycle mechanics who built their first toy plane - a rubber-band powered rotary - when they were just children.

Can you guess when trees stop growing–they don’t stop! Their massive roots keep them in the ground and require plenty of water, sunshine and nutrients from the soil to help them grow. Trees are the oldest, largest and tallest living things on Earth, with the oldest part of the tree being its strong, woody middle. Find out how a maple tree gets its start! How does a tree grow?

Unlock the world of mind-blowing facts and embark on a journey of discovery in this book packed with wonders about science, animals, space, inventions, and more! Do you find it hard to spark curiosity in young minds without turning to screens?

Native American tribes from the Northwest Coast learned to use the wood of cedar trees for many of their daily needs. Tribes used recycling to conserve resources hundreds of years ago. Pounding bark until it was fluffy to make diapers and with special thin branches called withes, cedar trees were soaked and used to make rope. What special technique did tribes use to take down big cedar trees?

Viaja a la época en que los poderosos dinosaurios gobernaban la Tierra. ¡Ahora en español! La era de los dinosaurios comenzó hace unos 250 millones de años. Al principio eran bastante pequeños, pero con el tiempo evolucionaron hasta convertirse en las variadas y fascinantes criaturas que...

What is a space archaeologist? After decades of leaving behind old pieces of equipment orbiting in space, scientists want to clean it up. An archaeologist determines what is important to save for the history of human space exploration. Learn about new efforts to identify and even retrieve old space equipment! How should scientists determine what should be preserved or what is junk?

Have you ever seen a feather in a hat? A long time ago, they were very fashionable. Some people would even put whole birds on their hats! To get the feathers, though, the birds had to be hunted. Learn about the women who fought to change laws in the name of conservation!

Have you ever looked at a skyscraper and wondered how it was built? Do you ever look up at a tall building and wonder how it does not fall down? This story helps you explore the changes that have led to the creation of skyscrapers! You will get to see the different materials that have been developed to allow for better stability. You will get to understand how things like iron, steel, and concrete have revolutionized the way buildings are built and designed. By the end of this story, you will have a new appreciation for the skyscrapers that are all over the world!

The What Do We Know About? series explores the mysterious, the unknown, and the unexplained. Is this ancient curse fact, myth, or legend? Find out all we know about the curse of King Tut's tomb and its history in this exciting book! There have long been legends of a curse bestowed upon anyone...

Just like human families, animal families come in all shapes and sizes. Many fathers in the wild have unusual and unselfish roles in the rearing of their offspring. While some animal fathers may never meet or know their offspring, there are some that protect and shelter their children. Others feed or teach their young. Let’s learn more about each of these Wild Fathers and their important duties.

We prepare at home for natural disasters and weather emergencies. If high winds, floods, and snowstorms are heading our way, we can stay (ride it out) or leave (evacuate). But what happens when zoos, aquariums, or sanctuaries are in the storm’s path? How do zoo staff plan to protect the animals? Who can come to help them after the storm has passed?

Die Neugier unserer Jüngsten kennt keine Grenzen. Alles wollen sie genau wissen und den ganzen Tag sind sie damit beschäftigt, uns Erwachsenen unzählige Fragen zu stellen. Wieso kaut die Kuh auch im Liegen? Wie belagert der Ritter eine Burg? Warum sind Feuerwehrautos rot? Wozu hat der Triceratops drei Hörner? Diese Hörspielreihe ist für alle Kinder gemacht, die noch nicht lesen können oder es gerade erst lernen. Sie entführt wissbegierige kleine Weltentdecker zu Geschichten und Schauplätzen, die ihnen am Herzen liegen und die sie begeistern.

You have eyelashes. Your dog has eyelashes. But fish don’t! Why? You have questions, and this book has the answers. Find out about fish, including their body parts and behavior.

Introduce kids to online safety with this must-have book for any kid who gets tablet, phone, or computer time! Buy this book if you’re looking for: ★ A fun, accessible, kid-friendly guide to safe, healthy, and productive screen time ★ A gift for a kid getting their first phone ★ Ways to...

Nature has the ability to turn our world into a disaster zone. From blizzards to volcanoes, this series looks at the science behind the destruction. How is a blizzard different from a snowstorm? What causes hurricanes to form? How do you stay safe in an earthquake? Children can answer these questions and more. This volume includes Landslides, Sinkholes, and Tornadoes.

Many of Earth's animals are in danger of going extinct. But there are things that can be done to help them. In this series, listeners will learn about the threats facing these animals as well as ways that they can be saved. This volume includes African Wild Dogs, California Condors, Komodo Dragons, and Tapirs.

All science classrooms discuss animals that hibernate during winter months, but few know about animals that estivate—a prolonged sleep during hot or dry periods. Learn about the reasons estivating animals become dormant—whether it's because warm weather threatens food supply or to avoid increased body temperatures. From the ladybug to the salamander, from the lungfish to the desert hedgehog, twelve estivating animals and their habits—both when sleeping and awake—are explained clearly and elegantly.

David Aguilar was born missing part of one arm, a small detail that seemed to define his life and limit people’s ideas of who he was and who he could be. But in this funny and heartfelt memoir, David proves that he can throw out the rulebook and people’s expectations and maybe even make a difference in the world—and all with a sense of humor.

I live in a den and hunt my prey with venom. Zoom with me across the sea. I am a common octopus, and I have lots of things to show you!

Futurologist Luna Lee presents possibilities for the future of medicine in the next 100 years.