The Middle Ages were a period of tremendous cultural and scientific advancement in the Islamic Empire—ideas and inventions that shaped our world.Did you know that:• The numbers you use every day (Arabic numerals!) are a Muslim invention?• The marching band you hear at football games has its roots in the Middle East?• You are drinking orange juice at breakfast today thanks to Islamic farming innovations?• The modern city's skyline was made possible by Isla...

“An engrossing introduction for young adult readers to the chillingly topical subject of man vs. microbe.” —The Wall Street JournalDid the Black Death destroy medieval Europe? Did cholera pave the way for modern Manhattan? Did yellow fever help end the slave trade? Remarkably, the answer to all of these questions is yes. Time and again, diseases have impacted the course of human history in surprisingly powerful ways. From influenza to smallpox, from tuberculosis to yellow ...

“An engrossing introduction for young adult readers to the chillingly topical subject of man vs. microbe.” —The Wall Street JournalDid the Black Death destroy medieval Europe? Did cholera pave the way for modern Manhattan? Did yellow fever help end the slave trade? Remarkably, the answer to all of these questions is yes. Time and again, diseases have impacted the course of human history in surprisingly powerful ways. From influenza to smallpox, from tuberculosis to yellow ...

This amazing true adventure story about the discovery of the Lascaux Cave will have young readers feeling that they've discovered something pretty special, too!In 1940, four teenage boys and a dog dropped themselves into a hole in the forest floor. Using a flaming grease gun as a torch, they ventured deep underground, eventually coming to a huge cave, the walls of which were covered with life-size paintings of animals. Whole herds of horses! Deer with horns as big as tree branches!...

A fascinating look at the future of our oceans—and how human actions may change them.The Earth—our home—is covered mostly with water: the wide, deep, salty, and very blue ocean. It regulates our climate in a way that makes life as we know it possible. This huge ocean is full of an amazing amount of life, most of which is too small to see.But life in the ocean is in trouble. The ocean is becoming hotter, more polluted, and, in places, empty of life. The righ...

The natural world holds secrets under every rock and around every tree. If you've ever wondered what life is like through a microscope, telescope, or with the naked eye--you'll love this book!You will:Run with the antelope across the American plains and learn about the food chain.Climb with a monkey to the highest tree in the rainforest and discover how photosynthesis keeps leaves green.Sink to the bottom of the ocean to follow cre...

Rocks firmly anchored to the ground and rocks floating through space fascinate us. Jewelry, houses, and roads are just some of the ways we use what has been made from geologic processes to advance civilization. Whether scrambling over a rocky beach, or gazing at spectacular meteor showers, we can't get enough of geology!The Geology Bookwill teach you:What really carved the Grand Canyon.How thick the Earth's crust is.The varied features of ...

Bestselling author John Davidson presents "Turtles - For Kids – Amazing Animal Books For Young Readers". Beautiful Pictures and easy reading format will help children fall in love with turtles. This is one of over 30 books in the Amazing Animal Books for Young Readers Series.The series is known as one of the most beautiful on the kindle. The pictures look great even in black and white and are excellent on the full color kindle.Lots of facts and photos will help your children...

Pinkalicious meets National Geographic in this nonfiction picture book introducing the weirdest, wildest, pinkest critters in the animal kingdom!Some people think pink is a pretty color. A fluffy, sparkly, princess-y color. But it's so much more.Sure, pink is the color of princesses and bubblegum, but it's also the color of monster slugs and poisonous insects. Not to mention ultra-intelligent dolphins, naked mole rats and bizarre, bloated blobfish.

With humor and flair, Michael Hearst introduces the reader to a wealth of extraordinary life-forms. Which animal can be found at the top of Mount Everest, 10,000 feet under the sea, and in your backyard? Which animal poops cubes? Which animal can disguise itself as a giant crab? These fascinating facts and hundreds more await curious minds, amateur zoologists, and anyone who has ever laughed at a funny-looking animal.This book is also available in a multi-touch version, which is sp...

From both a historical and scientific point of view, above and below the surface, this engaging guide brings the world's oceans to life through fun facts, illustrations, and in-depth information. Interactive activities appear throughout, ranging from making solar stills and simple fishing spears to experimenting with a homemade diving bell and figuring out how much water it really takes to survive. With the oceans being the least explored environment on Earth, this reference illuminates so...

Investigating the planet's biomes and examining the modern threats to each ecosystem, this interactive series challenges young readers to look at how their own actions affect the planet's health. With compare-and-contrast facts and vocabulary-building sidebars, each engaging guide reveals how environmental threats—both human and natural—affect plants and animals.Detailing the largest biome, this guide surveys the environmental threats to the earth's oceans. Teaching students about coral re...