Books in 100 Facts You Should Know series

Mummies, whether they're preserved by people or nature, are a fascinating way to examine different cultures around the world. While most people know about mummies from ancient Egypt, the first mummies were made more than 7,000 years ago in South America. Anthropologists can only guess why, most likely because of a belief in life after death. Readers will be awed as they discover how different cultures perfected their mummification process. Well-chosen photographs and illustrations will reveal the incredible preserving powers of peat. Gruesome discoveries and even modern mummies are all highlighted in this book, which includes 100 facts about magnificent mummies.

The graceful beauty and energy of horses have long attracted people. In fact, horses have been domesticated for thousands of years. Horse lovers will find everything they want to know in this high-interest book, including the differences between horses and ponies, what horse hooves are made of, and the different gaits of a moving horse. Numerous equine vocabulary words are defined, such as colt, filly, foal, and mare. Readers will also learn about the evolution of horses and ponies, competitions, and grooming and care. A bright design and varied text elements, such as diagrams, activities, and quizzes, augment this informative volume.

Without archaeology, ancient cultures would remain a mystery to us. Ancient weapons, treasures, and even human remains await young archaeologists who crack the pages of this truly captivating book. One hundred facts offer an understanding of the study of archaeology as well as some of the amazing discoveries that archaeologists have unearthed. Activities and quizzes keep the reader engaged, while historical photographs and detailed illustrations enhance each fascinating fact. This volume is a perfect introduction to archaeology and a valuable support to the social studies curriculum.

As the largest animal group in the world, with millions of species, insects should be a significant focus in the science classroom. And while spiders are often grouped with bugs, they aren't insects. This notable book explains why within its 100 facts about both groups that will astound, entertain, and perhaps even gross out readers! Discussion of the life cycles of these creatures offers need-to-know vocabulary words and concepts such as larva, pupa, and molting. Images throughout the book support the accessible text, while activities and quizzes keep readers assessing and building on their understanding.

Few natural events are as formidable and fascinating as an erupting volcano. Volcanoes are reminders of the constant processes taking place below the surface of Earth. While readers may have heard of the eruptions of Mount Vesuvius and Mount St. Helens, they may not know that Yellowstone National Park is due to erupt, too! The mechanics of plate tectonics, the kinds of volcanoes, historical eruptions, and geothermal energy are the diverse topics of these 100 facts. Awe-inspiring photographs and fun quizzes add to the valuable information.

Towering Mount Everest is famous for its height, but the lowest point on Earth, Challenger Deep, is deeper than Everest is high. The Cave of Crystals in Mexico contains formations of gypsum that look like giant swords. Not only does Earth contain some extreme land formations such as these, but it's constantly changing. The world's largest desert, the Sahara, was once a swamp, and volcanoes are still building islands. These facts and many more, as well as quizzes, diagrams, and fun information boxes, create a book that will make readers truly appreciate Earth's awesome natural history.

Few natural events are as formidable and fascinating as an erupting volcano. Volcanoes are reminders of the constant processes taking place below the surface of Earth. While readers may have heard of the eruptions of Mount Vesuvius and Mount St. Helens, they may not know that Yellowstone National Park is due to erupt, too! The mechanics of plate tectonics, the kinds of volcanoes, historical eruptions, and geothermal energy are the diverse topics of these 100 facts. Awe-inspiring photographs and fun quizzes add to the valuable information.