Martha Rustad

Text and photographs describe children who have autism.

Visit a city in Chile that went without rain for 14 years. Travel to places where less th...

Visit the world’s highest waterfall. Find out where North America’s highest c...

Visit a place so low that it’s like being in a basement 27 stories below sea level....

Visit a city where rain falls almost daily. Find out what city had the most rain fall in ...

In fall, many green leaves turn orange, yellow, and red. See how much fun you can have wi...

In fall, people play and get ready for winter. See how they celebrate this fun season.

Take an up-close look at the fascinating lives of clownfish and sea anemones. Learn how t...

Take an up-close look at the fascinating lives of moray eels and cleaner shrimp. Learn ho...

In spring, snow melts and the sun shines bright. Rain showers and storms arrive. See how ...

In spring, young animals are born. Some animals wake up from long winter slumbers. Others...

In spring, seeds are planted. Sprouts pop up through the soil. Colorful flowers bloom. Se...

In spring, people plant seeds in gardens. Students have their last weeks of school. See h...

Pick and preen. Fluffy feathers fall out. Sleek feathers grow in. What's it like for duck...

Africa's wild animals are awesome! Bold, vibrant photos and engaging text bring readers u...

Moths aren’t like other insects. These creatures are truly magnificent! Readers wil...

Not all spiders are scary! Readers will learn about 12 different species of spiders, each...

It hasn’t rained in weeks. Crops are wilting, and the grass is dry. Rivers run low....

Lightning flashes, and dark clouds spin. A sound like a train or jet engine fills the air...

Some animals' fur turns white. Other animals hibernate. Winter is here! Celebrate the sea...

Trees twinkle with lights. People open presents. Christmas is here! Celebrate the winter ...

Take a peek inside this easy-to-read book to discover the plants and animals that live in...

Take a peek inside this easy-to-read book to discover the plants and animals living in a ...

Take a peek inside this easy-to-read book to discover the plants and animals living in a ...

Take a peek inside this easy-to-read book to discover the plants and animals living in th...

Discover the most important facts about Earth. Simple text and fantastic photographs unlo...

Discover the most important facts about the planets. Simple text and out-of-this-world ph...

Discover the most important facts about the Moon. Simple text and out-of-this-world photo...

Discover the most important facts about the Sun. Simple text and out-of-this-world photog...

Boing! A mother kangaroo jumps. Her baby sits in her pouch. Through delightfully simple t...

Look close! Two baby bears are sleeping in a hollow log. Dens keep baby animals hidden an...

Peek! A baby prairie dog looks out of its underground burrow. Through delightfully simple...

Cheep! Cheep! What is that sound? It’s a baby bird in a nest! Through delightfully ...

The weather is snowy today. Do you know what to do? Come explore the weather today and le...

The weather is sunny today. Do you know what to do? Come explore the weather today and le...

The weather is rainy today. Do you know what to do? Come explore the weather today and le...

The weather is windy today. Do you know what to do? Come explore the weather today and le...

The weather is hot today. Do you know what to do? Come explore the weather today and lear...

The weather is cold today. Do you know what to do? Come explore the weather today and lea...

Did you know people live and work in laboratories in space? How are these space stations ...

Did you know some space vehicles orbit Earth? Did you know other space vehicles travel to...

Did you know NASA builds robots? Did you know NASA has many ways to explore outer space? ...

Did you know there are 88 constellations in the night sky? Which one looks like a hunter?...

Did you know the Milky Way galaxy has 200 billion stars? Did you know light takes 100,000...

Did you know nothing escapes a black hole? What else do scientists know about these myste...

If a story has magical creatures or a fairy princess, you’re reading folklore. How ...

If a boy flies or a dog goes to school, you’re reading fiction. How else do you kno...

If the book tells a true story, you’re reading nonfiction. How else do you know? Qu...

If words describe a feeling or some words rhyme, you’re reading a poem. How else do...

Advertisements are everywhere! Younger and younger students are exposed to them every day...