K-1
What We Are
Standards Alignment
All States
Florida
Subscribe
Pricing
Log In
Science
Environment
Wet and Dry
There is a big difference between a rainforest and a desert. Water! Water makes a rainforest wet and green. But…
Audio
Spanish
Earth Science
All About Energy
Energy makes things work, grow, and move. It is passed from one person or thing to another. Energy can come…
Audio
Spanish
Earth Science
How Animals Vote
Humans vote. But did you know that some groups of animals vote too? Here are four animals that vote. Read…
Animals
Terrific Turtles
Sea turtles are ancient creatures. They have been around since the time of the dinosaurs. There are seven species of…
Audio
Spanish
People
Artifact Adventure
Anna Semon is an archaeologist. That’s a person who finds and studies artifacts. An artifact is an object made by…
Audio
Spanish
Earth Science
Dinosaur World
Paleontologists are people who hunt for fossils. They want to learn about the past. They dig up dinosaur bones all…
Space
Around the Sun
There are eight planets in our solar system. They travel in a path around the sun. Here is what you…
Video
Audio
Spanish
Space
Space Explorer
Meet the Mars 2020 Rover. It is a robotic scientist. NASA will send it to Mars in 2020. Its job…
The Human Body
Give Me Some Skin!
What is the body’s largest organ? Skin! Skin is the body’s outside layer. It protects your body. Here’s the scoop…
Audio
Spanish
The Human Body
Science of Sound
What is sound? Sound is created when an object vibrates. The vibrations travel in waves. Sound waves reach our ears.…
Environment
Log Life
A tree has fallen in the forest. Its branches are rotting. But rotting logs are full of life. Look what…
Weather
Stormy Weather
The sky is dark. The clouds are heavy. The wind is strong. It’s storming! Storms happen all around the world.…
Video
Audio
Spanish
Weather
On the Map
A weather map shows information about the weather. Meteorologists use weather maps to see patterns. The maps help them predict…
Animals
Meet the Dinos
Close your eyes. Imagine the Earth millions of years ago. Giant reptiles ruled the planet. Now join TFK as we…
Video
Audio
Spanish
Space
Explore the Moon
The moon is Earth’s closest neighbor. It is the brightest object in the night sky. Scientists have studied the moon…
Audio
Spanish
Engineering
Measuring Up!
We can learn about the world around us by taking measurements. Different tools help us make different kinds of measurements.…
Audio
Animals
Animals in Winter
Brr! We wear warm clothing in winter. When it’s cold, we light a fire. Animals also find ways to stay…
Audio
Spanish
Earth Science
Ready, Set, Erupt!
There are many volcanoes around the world. They can be dangerous. Researchers study volcanoes. A volcano is a mountain. There…
Video
Spanish
Space
A Day in the Life
Peggy Whitson is an astronaut. She works for NASA. She loves science. Peggy traveled to space three times. Life in…
Space
A Day in the Life
Peggy Whitson is an astronaut. She works for NASA. She loves science. Peggy traveled to space three times. Life in…
Audio
Spanish
Earth Science
A Time of Changes
Fall is a season of changes. In most parts of the country, the weather changes. It gets colder. Plants and…
Video
Audio
Spanish
Earth Science
Water Works
Water is important to our lives. We use it every day in many ways. Read about some of the ways…
Video
Audio
Spanish
Earth Science
A Butterfly’s Life
A butterfly passes through four stages of life. At each stage, it looks different. 1. Egg A female butterfly lays…
Video
Audio
Spanish
Earth Science
Thank You, Plants!
Do you have plants in your home or garden? Plants are all shapes and sizes. They are important for people…
Video
Audio
Spanish
Environment
Under the Sea
Sylvia Earle is a scientist. She has spent many years studying oceans. She loves to learn about plants and animals…
People
Under the Sea
Sylvia Earle is a scientist. She has spent many years studying oceans. She loves to learn about plants and animals…
Video
Audio
Spanish
Animals
From Egg to Animal
Most snakes come from eggs. Female snakes lay eggs on the ground. They coil around the eggs to keep them…
Video
Audio
Spanish
Space
Out of This World
NASA plans to send astronauts to Mars in about 15 years. It will be the first time people have set…
Video
Audio
Spanish
What We Are
Who We Are
Pricing
Contact Us
Privacy Policy
California Privacy
Terms of Service
Subscribe
© 2020 TIME USA, LLC. All Rights Reserved.
Powered by WordPress.com VIP
Search
Sections
Animals
Arts
Business
Community
Environment
Health
History
Science
Technology
Entertainment
United States
World
Financial Literacy
Grade 4 Edition
Grade 5-6 Edition
Text Sets