Showing results for "free audiobooks" in How Things Work

Our world runs on energy! But traditional fossil fuels are doing great damage to the environment, and they will eventually run out. How might solar, water, wind and geothermal power come to our rescue? Listeners can discover how different the world could look in the future with energy sources that are clean and renewable.

Imagine you arrive at school and realize you forgot to feed the dog. No problem. Pull out your phone and command the dog dish to dispense a serving of food. That's all there is to it—if you live a smart home. What once sounded like science fiction is now a reality for some families.

Go-karts are fun and fast. These small vehicles can be made even stronger and faster and listeners will love finding out how!

How did the bananas on your breakfast cereal get to your local grocery store? Easy-to-understand text explains how food gets from farms to stores and describes the role of the community workers who make it all possible.

Have you ever seen a bird nest? Birds make all kinds of different nests! Nests are made from lots of different kinds of materials and are shaped differently. Learn about the different kinds of nests that are made by different species of birds!

Do your shoes fasten with Velcro straps? Have you ever wondered where this strange invention comes from? Sometimes nature provides excellent inspiration for new solutions! Plant burs stuck in his dog's fur gave Swiss engineer George de Mestral a good idea.

You probably use Wi-Fi all the time to connect to the internet through your laptop, tablet, or phone. It's easy. Wi-Fi hotspots surround you as you go through your day—from school to a pizza place or coffee shop, and then back home. Not so long ago, the internet wasn't as accessible. Find out how Wi-Fi works, how it became commonplace, and what it might do for you in the future.

In science fiction, people upload their minds into computers for them to be stored. How could this futuristic way of preserving the mind work? Scientists have some ideas, which involve mapping the brain cell by cell. Discover the science and technology behind what it would take to upload a mind in real life!

Tractors, wagons, combines, and trailers—what are these things? They’re all machines on a farm! How do they work? What are they for? Kids can get to know the many machines that make farms go in this Pebble Sprout series.

Nuclear weapon bunkers keep the world's dangerous nuclear weapons safe. Guards, electronic security systems, and barriers protect the bunkers. Learn more about these high-security places!

Following the events of September 11, 2001, the governor of New York gave the navy a steel beam that was once inside one of the World Trade Towers. Seven and a Half Tons of Steel tells the story of what the navy did with it.

This audiobook introduces the topic of simple machines through the familiar tune "Kookaburra". Summary provided by publisher.

Discover how bridges are made! Young engineers and architects are introduced to the world of bridges, including the types of bridges, how they’re built, and key terms.

This audiobook uses engaging nonfiction text and hands-on projects to help young listeners explore real-life flying vehicle engineering projects, including the science behind how these vehicles are planned and built.

This audiobook uses engaging nonfiction text and hands-on projects to help young listeners explore real-life rolling vehicle engineering projects, including the science behind how these vehicles are planned and built.

This audiobook uses engaging nonfiction text and hands-on projects to help young listeners explore real-life structure and tower engineering projects, including the science behind how these buildings are planned and built.

What is daily life like in space? How do astronauts cook, sleep, and go to the bathroom? Listeners will learn all about the interesting daily life of an astronaut.

What jobs does an astronaut have? What kind of work needs to be done on a spacecraft? Listeners will learn all about the work an astronaut does.

Bridges, towers, castles, and all sorts of iconic and bizarre structures are jam-packed into Totally Amazing Facts About Stuff We've Built.

Is a wheel the same as a gear? Will a square wheel work? Could a wheel roll forever? Discover the wonder and science of wheels in Gears Go, Wheels Roll.