eSource: Free Teaching Guides

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Cover: A Time Traveler's Theory of Relativity

A Time Traveler's Theory of Relativity

He believes in science, but only magic can help his mom. Twelve-year-old Finn is used to people in his family disappearing. His twin sister, Faith, drowned when they were three years old. A few months ago, his mom abandoned him and his dad with no… View →

 
Cover: Fun Food Inventions

Awesome Inventions You Use Every Day

What would you do without deodorant, Band-Aids, or flushable toilets? Can you imagine living in a world with no television, and no microwave popcorn to eat while you watch it? We might take these items for granted now, but they haven’t always been around. Some were centuries in the View →

 
Cover: A Tiger Cub Grows Up

Baby Animals

Watch as baby animals—some from endangered or threatened species—grow up. Simple sentences and captivating photographs portray the life of each animal as it develops and learns to live independently of either its human caretakers or its natural parents. View →

 
Cover: Battling Malaria: On the Front Lines against a Global Killer

Battling Malaria

In North America, mosquito bites are usually only a nuisance. But in areas such as Africa and Southeast Asia, the bite can be deadly. There, many mosquitoes transmit a disease called malaria—and malaria can be a killer. In Africa, one child dies from malaria every thirty seconds.… View →

 
Cover: Be a Maker

Be a Maker

How many things can you make in a day? A tower, a friend, a change? Rhyme, repetition, and a few seemingly straightforward questions engage young readers in a discussion about the many things we make—and the ways we can make a difference in the world. This… View →

 
Cover: Bears Don't Wear Shoes

Bears Don't Wear Shoes

A laugh-out-loud book about an inventive, proactive little girl who decides she needs a new friend. When Suzy’s family moves, she finds that everybody is too busy to play with her. So, taking matters into her own hands, she puts up a “ View →

 
Cover: Bear Was There

Bear Was There

LOVE is the first thing Mouse feels as he lies in the warmth of his mother’s fur. Then one day, little Mouse meets big Bear. He feels frightened, but what if Bear is not as scary as he seems? A gentle and sensitive story of a… View →

 
Cover: Beastly Biomes

Beastly Biomes

What kinds of animals live in the different environments Earth supports? This book shows how animals, birds, and fish all have a distinctive place to thrive, creating homes in unexpected places. View →

 
Cover: Beautiful Shades of Brown: The Art of Laura Wheeler Waring

Beautiful Shades of Brown

Growing up in the late 19th century, Laura Wheeler Waring didn’t see any artists who looked like her. She didn’t see any paintings of people who looked like her, either. As a young woman studying art in Paris, she found inspiration in the works of Matisse and Gaugin to paint… View →

 
Cover: Elizabeth Cady Stanton: Fighter for Women's Rights

Beginner Biography (LOOK! Books ™)

Introduce young readers to some of history’s most inspiring role models. Meet people who overcame challenges and made life better for others. Diverse figures and lesser known biography subjects are included such as senator Daniel Inouye, Native American ballerina Maria Tallchief,… View →

 
Cover: A Snowstorm Shows Off: Blizzards

Bel the Weather Girl

Meteorologist Belinda Jensen introduces kids to key weather phenomena—including hail, thunderstorms, tornadoes, and more. Each book stars Bel, a smart, spunky eight-year-old with a passion for the weather, her cousin Dylan, and her dog, Stormy. View →

 
Cover: Beyond: Discoveries from the Outer Reaches of Space

Beyond

Journey far beyond our solar system and explore the marvels of interstellar space. A wonder-filled poem and spectacular illustrations bring readers across the observable universe to encounter dwarf planets, black holes, brand-new stars, and other incredible phenomena. Award-winning… View →

 
Cover: Bicycling to the Moon

Bicycling to the Moon

Purdy the cat and Barker the dog live together in a sky-blue house on a hill. But while the two friends share a house, they are as different as cat and dog can be. Purdy has big dreams, while Barker likes to putter in the garden. Purdy likes to eat fish, but it is Barker who must scoop… View →

 
Cover: A Walk in the Boreal Forest

Biomes of North America

Kids can grab their notebooks and take a virtual tour through each biome, exploring the life cycles of plants and animals through this highly visual, unique series. View →

 
Cover: Bionic Beasts: Saving Animal Lives with Artificial Flippers, Legs, and Beaks

Bionic Beasts

What happens when a young elephant steps on a buried land mine? What happens when a sea turtle’s flipper is injured by a predator? Thanks to recent advances in technology, we have new ways to design and build prosthetic body parts that can help these animals thrive. Meet an… View →

 
Cover: Blood Diaries: Tales of a 6th-Grade Vampire

Blood Diaries

Middle school is tough enough for normal humans, but when you’re a vampire, it’s even more challenging. Edgar rises to the occasion with wit, humor, and some help from his friends. View →

 
Cover: Boardwalk Babies

Boardwalk Babies

In the late 19th century, there wasn’t much hope for premature babies—until Dr. Couney developed the incubator. The device was so new and strange, hospitals rejected it. So Dr. Couney set up a sideshow at Coney Island, taking care of the tiniest newborns as part of a display to… View →

 
Cover: Bombs over Bikini: The World’s First Nuclear Disaster

Bombs over Bikini

In 1946, as part of the Cold War arms race, the US military launched a program to test nuclear bombs in the Marshall Islands of the Pacific Ocean. From 1946 until 1958, the military detonated sixty-seven nuclear bombs over the region’s Bikini and Enewetak Atolls. The twelfth bomb,… View →

 
Cover: Bone by Bone: Comparing Animal Skeletons

Bone by Bone

What would you be if your finger bones grew so long that they reached your feet? You’d be a bat! What if you had no leg bones but kept your arm bones? You’d be a whale, a dolphin, or a porpoise! This entertaining picture book will keep readers guessing as they learn about how View →

 
Cover: Boo Loves Books

Boo Loves Books

Phoebe is nervous about reading—she is embarrassed that she will say things wrong, so she just doesn’t read at all. “Phoebe worried when she didn’t know the sound of a letter. And letters that were joined together made her freeze.” When Mrs.… View →

 
Cover: Build, Beaver, Build!: Life at the Longest Beaver Dam

Build, Beaver, Build!

The first year of a beaver kit’s life is full of new discoveries and dangers. But the most important lesson the kit learns is how to take care of his family’s home. The lodge where he lives is protected by a long dam that many beavers have worked to build over the years. As… View →

 
Cover: Let's Explore Gravity

Bumba Books ® — A First Look at Physical Science

What is the difference between transparent and opaque? How can water take the form of ice and vapor? What keeps the moon in Earth’s orbit? Introduce the concepts of gravity, sound, light, and the states of matter in this beginning reader series. Carefully leveled text coupled with… View →

 
Cover: Let's Explore the Stars

Bumba Books ® — A First Look at Space

Explore the fascinating universe we live in. Learn about the wonders of the sun, the moon, stars, and our home planet, Earth! With critical thinking questions, incredible photos, and simple text, this series will captivate young readers curious about the wonders of space. View →

 
Cover: Backhoes Dig!

Bumba Books ® — Construction Zone

Welcome to the construction zone! From backhoes to concrete mixers, young readers will learn all about the big machines that help construction workers do their jobs. Carefully leveled text and vibrant photos take readers right to the action. View →