検索キーワード： 物事の仕組み

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.

In mid-1860s, two railroad companies had a huge job in front of them: building the transcontinental railroad. The railroad would run from east to west across the United States. As the grueling work began, there were many choices to make. Now, the choices are yours.

Microwaves heat our food. They carry messages from phone to phone. They help detect the weather. Microwaves are all around us, even if we don't see them. Listeners will learn about microwaves and how we use them every day.

Human transportation has come a long way since the invention of the wheel. Vehicles of all sorts have us speeding across land, through water, and in the skies. What might be next? From self-driving cars to jet packs, listeners will discover exciting new ways they may get around in the future.

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!

Animals have many traits that help them survive in the wild. Inspired by animals' incredible abilities, military forces have created many machines over the years to achieve success on the battlefield. From the first remote-controlled vehicles to the advanced machines of tomorrow, learn how military robots and drones often imitate the abilities of animals throughout nature. Then be sure to catch the other amazing titles in the Beasts and the Battlefield series.

From the written word to the cell phone, human communication has come a long way. What might the future hold? Listeners can discover how virtual reality, holograms, and a fully connected "internet of things" may affect how they communicate in the near and distant future.

Radio waves aren't just for listening to your favorite radio station! They are used to make GPS receivers and wireless internet work. Scientists use radio telescopes to help them study space. Listeners learn about radio waves and how we use them every day.

Hear about some of the world's fastest transportation breakdowns. Find out how each form of transportation failed, the basic engineering missed during construction, and what engineers learned from their mistakes.

Hear about some of the world's greatest gadget disasters. Find out how each gadget failed, what went wrong with its design or manufacture, and what programmers learned from their mistakes.

Hear about some of the world's biggest building blunders. Find out how each structure failed, the basic building block that was missed during construction, and what engineers learned from their mistakes.

The world can be a dangerous place. Over time, animals evolved many natural defenses to help them survive. Combat during wartime is extremely dangerous. Why not look to nature to find the best defenses for soldiers on the battlefield? Military forces have done just that for hundreds of years. From the armor of medieval knights to tomorrow's advanced camouflage, learn how military technology often mimics the traits of animals to help protect soldiers in combat. Then be sure to catch the other amazing titles in the Beasts and the Battlefield series.

Animals have played an important role in warfare throughout history. Military forces have long relied on animals' natural abilities to achieve their missions. From medieval warriors charging into combat on horseback to dolphins locating explosive mines at sea, learn about the many ways animals have helped armies find success on the battlefield. Then be sure to catch the other amazing titles in the Beasts and the Battlefield series.

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.

Are you looking for a way to ignite your child's curiosity and love for learning? 100 Amazing Facts for Kids is the perfect adventure for young minds eager to explore the wonders of the world. This enthralling collection captivates children and their parents alike, making learning both fun and fascinating.

Elephant memory, honeybee communication, octopus intelligence, monarch butterfly migration, and dolphin names! Volume one includes a fact, lesson, and story about each of these fascinating subjects that your kids will love! Not just a list of facts, this book includes heartwarming, educational stories about our animal friends on topics like friendship, bravery, and the importance of helping others in our big, beautiful world. The quick chapters are perfect for car rides, travel, or bedtime!

From the world renowned Chris Haughton, the creator of such books as OH NO, GEORGE!, A BIT LOST, and SHHH, WE HAVE A PLAN! The History of Information is a one-of-a-kind audiobook that explores the history of information throughout human history.

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

Sounds can be loud. Sounds can be soft. We use our ears to hear all kinds of sounds. But how is sound made? Let’s investigate to find out about sound!

Scientists put things into groups so they are easier to study. Materials have different properties. What are they, and how they are grouped? Let’s investigate materials!

In science fiction, invisibility cloaks let their users vanish from sight and sneak around unnoticed. How could one of these stealthy pieces of clothing work? Scientists have some ideas, which involve bending light. Discover the science and technology behind what it would take to make a real-life invisibility cloak!

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!

In science fiction, energy blades are weapons or tools that look like glowing swords. How could one of these powerful devices work? Scientists have some ideas, which include using plasma. Discover the science and technology behind what it would take to make a real-life energy blade!

In science fiction, hoverboard users glide above sidewalks on machines that look like skateboards with no wheels. How could one of these floating boards be created? Scientists have some ideas, which include using powerful magnets. Discover the science and technology behind what it would take to make a real-life hoverboard!

In science fiction, deflector shields protect ships, bases, and even planets from enemy attack. How could a protective space that absorbs energy from weapons be created? Scientists have some ideas, which include using lasers. Discover the science and technology behind what it would take to make a real-life deflector shield!

In science fiction, jet packs let people zoom through the air at high speeds. Discover the science and technology behind what it would take to make a real-life jet pack!

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!

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, flying cars let people soar over traffic jams and get to where they're going quickly. How could a vehicle that both flies and drives be created? Scientists' ideas for this involve futuristic materials and technology from drones. Discover the science and technology behind what it would take to make a real-life flying car!

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.