Títulos en Ciencia y tecnología

The sun, lightbulbs, and flickering fires all bring light to our world. But have you ever watched light rays move? Or saw how light rays reflect off objects? Now you can! Explore light with the fun experiments you'll find in this audiobook. As part of the Searchlight Books™ collection, this series sheds light on a key science question: How does energy work?

Panamanian golden frogs aren't just cute, little, and yellow. They're also the national symbol of Panama. But they started to disappear about 15 years ago. What's killing them? Could it be a change in their habitat? What about pollution? Might it be a result of climate change? Follow a team of scientists working to save these frogs and protect frog populations worldwide in this real-life science mystery.

Earth has a pollution problem. How can you help? Join Tyler to learn what makes Earth's land, air, and water dirty. Find out cool ways to clean up our world. Do your part to be a planet protector! Discover how to reduce, reuse, recycle, and more with Tyler and Trina in the Planet Protectors series, part of the Cloverleaf Books™ collection.

There's a lot to know about the largest country on Earth! Let's visit Russia, and learn what makes it special. What foods do people eat there? What animals can live in the tundra? Explore the answers to these questions and more through carefully leveled, age-appropriate text.

What do hammers, wheelbarrows, and brooms have in common? All of them are levers! Levers are simple machines. They help us to do jobs more easily. But don't take our word for it. Put levers to the test with the fun experiments you'll find in this book. As part of the Searchlight Books™ collection, this series sheds light on a key science question - how do simple machines work? Hands-on experiments will help you find the answer!

Brr! It's starting to get chilly! Find out how weather changes during fall. See how people and animals get ready for cooler temperatures. Let's grab our coats and mittens! What happens in fall? Find out in the Fall's Here! series, part of the Cloverleaf Books™ collection. These nonfiction audiobooks make learning fun!

What's so great about Texas? Find out the top 10 sites to see or things to do in the Lone Star State! Explore Texas's rodeos, wild places, oil fields, and rich history. A special section provides quick state facts such as the state motto, capital, population, animals, foods, and more. Take a fun-filled tour of all there is to discover in Texas.

Have an itch? Let's zoom in for a closer look at what's causing it. It could be one of many nasty things. How about bacteria poop? (It happens, and it stinks!) It might be a tiny critter that lives on people like a skin mite, louse, chigger, or other creature. It could be a rash...or even flesh-eating bacteria. Your skin is your biggest organ, and an important one at that. See all the nasty things that can go wrong - and right - on your skin, and learn about the skin's amazing ability to protect you and heal itself.

Sunlight helps a plant make its own food using photosynthesis. But do you know what happens to a plant when there is no sunlight? Or what part of a plant makes food? Let's experiment to find out! Simple step-by-step instructions help listeners explore science concepts and analyze information.

What do construction workers do? Some lucky kids are about to find out! They visit Mr. Moore, a construction worker who's helping to build a new school. He shows them machines that dig big holes. He explains how he follows the building plans. And he tells about different workers and how they stay safe. Hooray for construction workers!

Light shines through your kitchen window. A campfire brightens the dark woods. You see light all around you. But where does most light come from? And how does it travel? Listen to this audiobook to find out! Learn all about matter, energy, and forces in the Exploring Physical Science series - part of the Lightning Bolt Books™ collection. Lightning Bolt Books™ bring nonfiction topics to life!

The outside layer of our planet is an active place. Earth's crust is always growing and changing. But do you know how Earth's crust forms? And what happens when its plates shift suddenly? Find out more about the moves that make mountains and ocean ridges in this interesting audiobook!

Does the universe circle around Earth? Do creatures live on the sun? Can you tell the future by looking at the stars? At one time science supported wild notions like these! But later studies proved these ideas were nonsense. Discover science's biggest mistakes and oddest assumptions about physics and astronomy, and see how scientific thought changed over time.

Lightning streaks across the sky. A lamp lights up a room. Electricity is all around you. But where does electricity come from? And how do we bring it into our homes? Listen to this audiobook to find out! Learn all about matter, energy, and forces in the Exploring Physical Science series - part of the Lightning Bolt Books™ collection. Lightning Bolt Books™ bring nonfiction topics to life!

Carefully leveled text engages young listeners in learning about the changes and adaptations fall brings. Age-appropriate critical thinking questions help build nonfiction learning skills.

Why do plants need roots? Listeners will learn how roots take in water, anchor plants to the ground, and even become foods to eat.

What do bicycles, doorknobs, and screwdrivers have in common? All of them use wheels and axles to perform work! Wheels and axles are simple machines. They help us to do jobs more easily. But don't take our word for it. Put wheels and axles to the test with the fun experiments you'll find in this book. As part of the Searchlight Books™ collection, this series sheds light on a key science question - how do simple machines work? Hands-on experiments will help you find the answer!

Which country separates the United States of America from Central America? Where, on average, do people eat half a kilo of tortillas every day? And, where is home to the cactus and the Chihuahua? Mexico, of course! Mexico, or the United States of Mexico, is a federation of 31 sovereign states. Its land mass is almost three times that of Texas, which it borders. In fact, Mexico is the world’s 14th largest nation.

Los delfínes son conocidos por ser juguetónes intelligentes - que más podemos aprender sobre ellos? Ahora en español, este título involucra a lectores jóvenes a medida que aprenden todo acerca estes mamiferoes del mar. Preguntas de consideración ayudan animar oyentes durante su desarrollo de leer libros de no ficción. 

Imagine...you're in the woods after dark. Eerie green lights appear in the distance. Then there's a sudden flash and everything is dark again. You decide to take a closer look. You come upon a saucer-shaped craft hovering silently just above the ground. You reach out to touch it, but the object suddenly shoots up into the sky. Have you just seen a UFO? Some people say they have had experiences like this. Are they telling the truth?