Sloths

Sloths are tropical animals. They cling to trees. Find out about sloths in this book designed to sp

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Flamingos

Flamingos are big birds. They have pink feathers. Find about flamingos in this book designed to spa

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Sloths

Sloths are tropical animals. They cling to trees. Find out about sloths in this book designed to sp

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Koalas

Koalas are furry animals. They live in trees. Learn more about them in this book designed to spark

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Llamas

Llamas are big animals. They have thick hair. Learn more about them in this book designed to spark

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Llamas

Llamas are big animals. They have thick hair. Learn more about them in this book designed to spark

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Meerkats

Meerkats are small animals. They live in the desert. Find out about them in this book designed to s

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Narwhals

Narwhals are whales. They live in the ocean. Find out about them in this book designed to spark a l

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Narwhals

Narwhals are whales. They live in the ocean. Find out about them in this book designed to spark a l

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Your Passport to England

What is it like to live in or visit England? What makes England's culture unique? Explore the geogr

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Your Passport to Mexico

What is it like to live in or visit Mexico? What makes Mexico's culture unique? Explore the geograp

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Your Passport to Egypt

What is it like to live in or visit Egypt? What makes Egypt's culture unique? Explore the geography

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Volcanic Eruptions

A rumble deep inside Earth. Hot, flowing magma is trapped and needs a way to escape. Pressure build

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Global Water Crisis

More than 70 percent of Earth is covered in water. Yet only about 3 percent of it is freshwater tha

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How Is Sound Made?

Sounds can be loud. Sounds can be soft. We use our ears to hear all kinds of sounds. But how is sou

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Floods

People, plants, and animals all need rain. But the ground can take in only so much. Too much, and t

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Earthquakes

The ground shakes. A road splits apart. Buildings collapse. It's an earthquake! Discover how moveme

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Wildfires

Smoke in the air. Crackling wood. Wildfire! Get to safety, fast. Dry weather, strong winds, and car

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How Do We Use Light?

Light is all around us. What is light? Where does it come from? How does it help us see? Readers in

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Pangolins

Pangolins' bodies are a rare sight. They have scales, spikes, and claws! Bright photos bring these

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Hurricanes

Out in the ocean, clouds spin. Thunderstorms, heavy winds, and rain move toward land. Hurricane! Th

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Tsunamis

Deep underwater, something shifts. Ocean water pulls back from the shore, then comes flooding back.

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Sea Otters

There are 13 different kinds of otters. But sea otters are the only kind that spends their whole li

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The Micro World of Viruses and Bacteria

The world is full of tiny viruses and bacteria that can be seen only through a microscope. Some bac

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The Micro World of Atoms and Molecules

What do all the things you can see and touch in the universe have in common? Atoms! Made up of elec

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How Do Pushes and Pulls Affect Motion?

You push your friend while they swing. You pull open a door. What happens when you push or pull an

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Hippos

Hippos are one of the largest land mammals in the world! These big vegetarians prefer to spend thei

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The Micro World of Animal and Plant Cells

A tree and your pet look nothing alike, but they have one thing in common--they are both made up of

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Lava Man Returns

The Lava Man returns bigger and angrier. It seems Jethro is the only one who can prevent total disa

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Barracuda vs. Moray Eel

Predators in the coral reef have different strengths. Barracudas speed through the water, while mor

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Snow Leopard vs. Wild Yak

High in the Himalayas, the weather is harsh, and food is scarce. Few animals have what it takes to

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Droughts

Dry land. Thirsty plants. When rains don't come, droughts happen. Desert, forest, or prairies--drou

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Animals Hidden in the Ocean

Some ocean creatures are masters of disguise! They use camouflage and cover to outsmart predators o

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Animals Hidden in the Snow

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Animals Hidden in the Desert

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Animals Hidden in the Forest

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How Do We Classify Materials?

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Jellyfish

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Jellyfish

Did you know jellyfish aren't really fish? These invertebrates have been around for millions of yea

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Earthquakes

The ground shakes. A road splits apart. Buildings collapse. It's an earthquake! Discover how moveme

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Your Passport to Mexico

What is it like to live in or visit Mexico? What makes Mexico's culture unique? Explore the geograp

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Wildfires

Smoke in the air. Crackling wood. Wildfire! Get to safety, fast. Dry weather, strong winds, and car

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Floods

People, plants, and animals all need rain. But the ground can take in only so much. Too much, and t

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Day and Night in the Rain Forest

Spend a day and night in the rain forest! Learn about this lush habitat through the diverse animals

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Day and Night in the Forest

Spend a day and night in the forest! Learn about this wooded habitat through the fascinating animal

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Volcanic Eruptions

A rumble deep inside Earth. Hot, flowing magma is trapped and needs a way to escape. Pressure build

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Hippos

Hippos are one of the largest land mammals in the world! These big vegetarians prefer to spend thei

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Sea Otters

There are 13 different kinds of otters. But sea otters are the only kind that spends their whole li

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