"A mesmerizing overview of the world as it was when glaciers covered the earth and long-extinct creatures like the woolly mammoths and saber-toothed cats battled to survive. Go back 20,000 years ago to a time of much colder global temperatures when glaciers and extensive sheets of ice covered much of our planet. As these sheets traveled, they caused enormous changes in the Earth's landscape and climate, leading to the evolution of creatures such as...

"No one knows where the term Underground Railroad came from--there were no trains or tracks, only "conductors" who helped escaping slaves to freedom. Including real stories about "passengers" on the "Railroad," this book chronicles slaves' close calls with bounty hunters, exhausting struggles on the road, and what they sacrificed for freedom. With black-and-white illustrations throughout and a sixteen-page black-and-white photo insert, the Underground...

"This book teaches readers about the Galapagos Islands, a chain of volcanic islands located on either side of the equator in the Pacific Ocean, and the strange and unique animals that live there. Some animals include the marine iguana, the blue-footed booby, the magnificent frigatebird and the giant Galapagos tortoise, which may live to be over one hundred years old. The islands, which were studies by Charles Darwin, are a popular tourist destination...

"Did you know that brown rats were brought to the United States in the eighteenth century on a ship from England? Or that thousands of exotic pets were released into the Florida Everglades after a hurricane in 1992, leading to today's booming Burmese python population? All over the country, non-native species from around the world have been introduced to our lands, irrevocably changing the natural balances of their new habitats. This is the story...

"More than 2,000 years ago, travelers wrote about the incredible sights they saw while on their journeys. They told tales of hanging gardens that were built for a Babylonian queen, and a colossal statue that guided ships through the harbor of Rhodes in Greece. These writers compiled a list of the very best of these sights that are now known as the Seven Wonders of the Ancient World. Author Yona Zeldis McDonough takes the readers on a trip to the Great...

If you could have a superpower, what would it be? Animals have lots of cool powers, such as seeing in the dark, regrowing body parts, and having awesome ways to protect themselves! The graphemes /u/ow/ are featured in this title. Animals With Superpowers is part of Decodables by Jump!, a comprehensive library of decodable leveled readers that follow a sequenced approach to phonics instruction. Young readers will enjoy colorful, photo-packed nonfiction...

Emotions are like a rainbow—there is a color for every one we feel. And when the nervous feeling starts to take over the rainbow, it's time for The Purple Book! Simple activities, tips, and tricks help young readers whose nervous purple shines brightest in the rainbows of their colorful minds. They can turn the pages from front to back or back to front. They can use every single page or open the book to just one random page. Soon, the other...

Emotions are like a rainbow—there is a color for every one we feel. And when the sad feeling starts to take over the rainbow, it's time for The Blue Book! Simple activities, tips, and tricks help young readers whose sad blue shines brightest in the rainbows of their colorful minds. They can turn the pages from front to back or back to front. They can use every single page or open the book to just one random page. Soon, the other colors of their...