Engineers often look to nature to help them solve problems. Read about human technologies that have been inspired by animals and plants.
Engineers build models to help them test how well their solutions will work. Read about how testing small-sized models helps them spot mistakes, make improvements, and create the best solution possible!
Did you know that a problem can have many different solutions? Read about how an engineer finds the best solution to solve a problem or meet a need.
Read about the kinds of jobs that people do as engineers, and how they use math, science, and creative thinking to solve problems.
Read all about primary colors, and how they mix together to make secondary colors.
From squawking birds of paradise to monkeys swinging through the trees and insects crawling along the forest floor, be amazed by the variety of life that lives in a rain forest.
Learn all about the constellations, shooting stars, and satellites you can see when you look up into the night sky.
Find out about different animals and how their babies grow from caterpillars to butterflies, from joeys to kangaroos, and from cubs to lions.
How does weather work and how does it affect people's lives? Find out about the weather, from clouds and fog to snow, sleet, and hail.
This simple book shows how food is grown, cared for, and harvested in a garden.
Giant images of ants give kids a close-up view of ants in their colonies, doing their jobs, and going on raids.
Giant images of bees give kids a close-up view of different kinds of bees in their hives, their body parts, the jobs of different bees, and making honey.
Beautiful images of birds give kids a close-up view of different birds, their body parts, eggs, and nests.
Earth was a lot different when dinosaurs were alive. They lived alongside many ancient mammals that can no longer be found. Incredible changes on Earth have left us with fossils that scientists use to learn more about the ancestors of today's mammals.
Wind and water move sand and soil and carve rock. Enormous plates of land push against each other and create mountains. Find out how these incredible changes on Earth have happened over time.
Earth was a lot different when dinosaurs were alive. Lush, deep forests once grew where we now have frozen oceans and glaciers. Even though there have been incredible changes on Earth, there are some ancient plants that are still living today!
Earth was a lot different when dinosaurs were alive. Scientists study important clues that were left behind to learn what kinds of dinosaurs lived where, what they ate, and how fast they could run. Even though there have been incredible changes on Earth, there are still dinosaur relatives living today!
Earth was a lot different when dinosaurs were alive. Back then, the world's oceans were ruled by large sea monsters. Even though there have been incredible changes on Earth, there are still sea monster relatives living today!
Hurricanes form over warm ocean water. Liquid water becomes a gas or a solid, and then becomes a liquid again. Pollution and climate change affect water habitats. Incredible changes to water are happening all the time, yet the amount of water on Earth remains the same as it ever was!
Learn about some fascinating insects you might find in your own yard: butterflies! Simple text and vibrant illustrations will captivate early readers and aid comprehension. List of Sight Words. Includes a support page of teaching tips for caregivers and teachers. Downloadable Teacher's Notes available.
Learn about some fascinating insects you might find in your own yard: dragonflies! Simple text and vibrant illustrations will captivate early readers and aid comprehension. List of Sight Words. Includes a support page of teaching tips for caregivers and teachers. Downloadable Teacher's Notes available.
Learn about some fascinating insects you might find in your own yard: grasshoppers! Simple text and vibrant illustrations will captivate early readers and aid comprehension. List of Sight Words. Includes a support page of teaching tips for caregivers and teachers. Downloadable Teacher's Notes available.
Learn about some fascinating insects you might find in your own yard: ladybugs! Simple text and vibrant illustrations will captivate early readers and aid comprehension. List of Sight Words. Includes a support page of teaching tips for caregivers and teachers. Downloadable Teacher's Notes available.
What can you find in the ocean? What plants and animals live there? Explore the fascinating marine biome and find out why it is so important to life on our planet. Comprehension Questions with answers. Includes a support page of teaching tips for caregivers and teachers. Downloadable Teacher's Notes available.
What can you find in the tundra? What plants and animals live there? Explore the fascinating tundra biome and find out why it is so important to life on our planet. Comprehension Questions with answers. Includes a support page of teaching tips for caregivers and teachers. Downloadable Teacher's Notes available.