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Explains what ecology is, shows how living things are classified, and looks at the environments in which they live.

Explains what geology is, shows how the Earth itself and rocks change, and looks at how geologists study the polar regions and outer space.

Explains what hydrology is, shows the impact of water on human history, and looks at water's role in climate, the water cycle, and the role of hydrology in the contemporary world.

A True Book-Physical Science Whether you're an aspiring inventor or an everyday science buff, you've probably created your own experiments to uncover the truth about the forces of physical science. No

This book briefly examines the geology and environment of deserts, as well as the people and animals who make them their homes.

Explains what wetlands are like, looks at the plants that define wetlands, discusses the types of animals that make their homes in wetlands, and includes information on why wetlands are important and

Describes the landscapes, plants, animals, history, and current conditions and ways of life of the continent of South America.

Introduces the digestive system, including the digestive process, the organs involved in digestion, and common problems and diseases associated with the digestive system.

Describes the legislative branch of the United States government, and discusses each of its two parts, how it works, its origins, and notable events in its history, including impeachments and declarat

Discusses the meaning and purpose of a constitution; recounts reasons why the United States needed one in the 1780s and the events of the Constitutional Convention; and describes the Constitution's ma

Recounts the origins of the desire for independence in the colonies that would become the United States, the events that led to open rebellion, and how the Continental Congress adopted the Declaratio

Discusses why immigrants came to the United States in the late 19th and early 20th centuries, the difficulties of the journey, the establishment of the Ellis Island Immigration Station and what went o

Describes the thin coating of soil that covers most of the Earth's land areas, what can be found beneath the soil, soil types, and the many ways in which humans use, abuse, and try to protect the soil

Help Biggety Bat find a friend!As the sun went down in the west,a bat named Biggety left his nest.Biggety Bat is looking for a new friend. Who will it be? The snowy egret scooping up fish? The mama possum bearing babies on her back? The mockingbird singing so sweet?Ann Ingalls blends lyrical text with information about a real-life urban bat colony in Austin, Texas. Readers will love discovering this unique habitat as they help Biggity Bat find a new friend.

Children will learn about the different cars of a freight train as it whizzes by in this beginning reader! They watch a freight train pass by, car by car. First comes the engine, bold and strong, and then come a flat car, a boxcar, cars with chickens and hogs, tank cars, refrigerator cars, and more! Simple rhyming text describes the function of each car, and colorful illustrations bring them to life!

Moo Dog is a sweet and funny early graphic reader about a bird and a dog who aren't like the other animals.This Level One reader is a follow-up to the sweet and funny Moo Bird in which Bird says "moo" instead of "tweet." In this book, Dog says "moo" instead of "woof!" The other animals laugh at Dog. They don't understand why he is different. Can friends Dog and Bird show the other animals that being different can be fun?With comic speech bubbles and full-color artwork throughout, Geisel Award Honoree David Milgrim's early reader is sure to be a hit with beginning readers!

Give your child the tools to become a successful reader with this big collection of titles that target must-know concepts: short vowels, blends, plurals, and more. Each title features clear photos, just-right decodable text, and lively real-world topics such as pets, frogs, bugs, friendship, trucks, weather, and so many more. Includes a caregiver guide and mini-workbook to reinforce learning.

Give your child the tools to become a successful reader with this big collection of titles that target must-know concepts: long vowels, digraphs, two syllable words, and more. Each title features clear photos, just-right decodable text, and lively real-world topics as bees, mice, rain, boats, whales, friendship, and so many more. Includes a caregiver guide and mini-workbook to reinforce learning.

The engaging Explore My World picture books invite kids to take their first big steps toward understanding the world around them and are just the thing for parents and kids to curl up with and read aloud. In Butterflies, curious kids ages 3 to 7 will be excited to learn about the magical world of butterflies: their beauty, their importance to plant life, and their incredible metamorphosis and migration.

This engaging picture book combines simple text with unforgettable photography. It invites children to take their first big steps toward understanding the world around them - in this case, learning about dlophins - one playful splash at a time!

Curious kids will be excited to learn about the delightful world of penguins - the extreme measures they take to care for their young and the crucial relationship between baby penguins and their parents.

A young and frightened kitten is brought starry-eyed into a new household. A boy named Max is trying desperately to get over the loss of his former beloved pet. But ghosts don’t always enjoy being forgotten. Sometimes they have to make their presence known.Both spine-chilling and heartwarming, funny and charming, Theodor Seuss Geisel Honor winning author Kara LaReau has written a story about fitting in, standing out, overcoming fear, and finding a place called home.In her cage at the Mount Charles Animal Shelter, Kitty has no other choice but to be the captive audience of the opinionated Bunny Van Hopper. But it’s better than the woods. Kitty can still remember the rain that came and swept everything… everyone… away. Here, at least she has food and company, even if Bunny’s words scare her.And then Max appears at the shelter. Max has adopted all sorts of pets over the years. Rumor has it that he treats all of his pets with care and kindness. And of all the animals at the shelter, he act

Hear all about the Dark Knight (TM)'s greatest foes and biggest battles in this guide from Batman himself! How did a giant penny end up in the Batcave? What happened when Man-Bat ambushed Batman in th

A Level 1 easy reader about four clever bunnies--with rhyming text by bestselling author Grace Maccarone and humorous illustrations by Ethan Long!Four bunnies have come to win the bunny race. Driver Bunny decides to drive his car. But it's so fast; it zooms right off the track! Sailor Bunny has a little boat. Oh no, it's sinking! Pilot Bunny takes off in a hot air balloon. It goes up and up and up. Will it ever come back?All Runner Bunny has are her two feet. But they are fast, and they'll go anywhere she wants them to. . . including straight to the finish line!New readers will love this silly bunny tale.

A Level 1 easy reader about four clever bunnies--with rhyming text by bestselling author Grace Maccarone and humorous illustrations by Ethan Long!Four bunnies have come to win the bunny race. Driver Bunny decides to drive his car. But it's so fast; it zooms right off the track! Sailor Bunny has a little boat. Oh no, it's sinking! Pilot Bunny takes off in a hot air balloon. It goes up and up and up. Will it ever come back?All Runner Bunny has are her two feet. But they are fast, and they'll go anywhere she wants them to. . . including straight to the finish line!New readers will love this silly bunny tale.

You've never met a helpful ninja like Moby Shinobi before!In the first book in this fun Level 1 reader series, Moby Shinobi heads to the farm! Moby tries to collect eggs, gather hay, and feed the pigs, but each try ends in a funny mess. Moby wants to help Farmer Bob, but what if his ninja skills aren't right for the job? Then the cows break down the gate-can Moby use his ninja tricks to save the day before the runaway cows ruin the farm? Rhyming text and energetic full-color artwork make this the perfect book for young readers!

Alfie learns that the best way to get a delicious cookie is to say please! Alfie loves his mommy's cookies, and he wants one more than anything! But grabbing for one, fishing for one, and dressing up as a cookie inspector don't seem to work. His mommy says there is a better way. What is it?Beginning readers will learn proper manners with Alfie as his mommy teaches him to say the magic words.

The engaging Explore My World picture books invite kids to take their first big steps toward understanding the world around them and are just the thing for parents and kids to curl up with and read aloud. In Explore My World Snow Leopards, curious kids will be excited to learn about rare and beautiful snow leopards: their habitat, how they've adapted for a cold climate, and how they care for and teach their cubs.