Showing results for "Children" in How Things Work

Popcorn is a yummy snack–how is popcorn cooked? From an un-popped kernel, heat boils the water that the kernel naturally has inside it. The water turns into steam after it builds up inside. Scientists used cameras to discover how corn popped! What’s inside the kernel to make an explosive change happen–turning a kernel of corn into a tasty buttery treat–popcorn?

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.

The wheel was invented more than 5,000 years ago, and it has brought some awesome vehicles our way. But this invention isn't done giving! Take a tour of some of the most unique and fascinating vehicles around.

In science fiction, time machines let people travel backward in history and forward to the future. How could one of these time-traveling devices be created? Scientists have some ideas, which include using spaceships and black holes. Discover the science and technology behind what it would take to make a real-life time machine!

Over the last 400 years, telescope technology has come a long way. From dying stars to burping black holes, take a look at the most exciting discoveries in deep space.

In the wild, animals use teeth, claws, and other natural weapons to attack their prey. On the battlefield, soldiers need weapons to fight the enemy. Military forces have often looked to nature for inspiration to develop effective weapons and combat tactics. From the first feathered arrows to tomorrow's high-tech weaponry, learn how military technology often imitates the natural weapons of animals to help soldiers succeed in combat. Then be sure to catch the other amazing titles in the Beasts and the Battlefield series.

Have you ever wondered how buildings are created? Architects have to use lots of different shapes in order to build a structure. Many geometric shapes are needed to create building designs. Can you find the different shapes in historical landmarks from all over the world?

See how the science of physics is utilized not only in the kitchen, but also around the house on a daily basis. Simple machines are everywhere! From brooms and rolling pins to lightbulbs and window blinds, basic everyday kitchen items transform into scientific concepts such as screws, levers, ramps, and wedges!

From skyscrapers up above to tunnels down below, the structures people build are amazing. How are they built? And why? This volume includes Bridges, Dams, and Roller Coasters.

From skyscrapers up above to tunnels down below, the structures people build are amazing. How are they built? And why? This volume includes Skyscrapers, Stadiums, and Tunnels.

Create slippery slimes and frothy foams. Have a blast making colorful chalk explosions. Then, learn the science behind each marvelous mess! It's easy to start experimenting and discover just how fun STEM can be.

From hospital and police codes to Cockney slang, spoken codes can be both helpful and entertaining. Learn the history behind some of today’s most useful and popular codes, and then have fun creating a language all your own.

Do you like to be on the move? These hands-on, not-so-ordinary science projects are for you! Build speedy motorboats and buzzing bots. Take off with zooming, high-flying rockets. Then, learn the science behind each amazingly mobile creation! Simple step-by-step instructions make it easy to start experimenting and discover just how fun STEM can be.

A bowling ball is heavy. A feather is light. Why are some items heavy and others light? Find out in this series about materials and their properties. Informative, at-level text helps listeners understand the differences between heavy and light materials.

Books are made with paper. But what if we tried to make a book with metal? Copper, tin, gold, silver—would any of those materials work to make a book? Find out more about metal, its properties, and how it is produced. Then decide if you really could make a book out of metal.

Ready to make some noise? These hands-on, not-so-ordinary science projects are for you! Design melodic musical instruments and squawking noisemakers. Turn up the bass with activities that let you see sound. Then, learn the science behind each rocking racket! Simple step-by-step instructions make it easy to start experimenting and discover just how fun STEM can be.

Did you put the cap on the toothpaste tube today? Then you’ve used a screw! These simple machines are all around. Take a listen and discover 13 different ways we use screws.

What does it take to make a tough tower? Gather some supplies and try it out for yourself! Discover tips and ideas on how to build the best tower around!

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!

Ada wants to win a prize one day for her inventions. She has many ideas. When it’s time to clean up her blocks, Ada has a great idea to make clean-up time easier. Ada thinks to use her father’s old socks to invent a way to stay on her two feet on an icy day! Ada’s ideas to recycle old things makes her a great inventor!