Science & Technology

Have you ever ridden a roller coaster? They’re a lot of fun, but a lot of physics is involved in making those rides work. The momentum built up by energy and speed keep those trains on their tracks and riders in their seats, even when they’re upside-down!

Follow along this brief history of the pursuit of perpetual motion machines and how this endeavor led to the laws of physics we have today. From Robert Park's generator-rigged bicycle, to Robert Fludd's self-running bicycle, to the steam engines of the 19th century, these stories offer a peek into some of mankind's successes and failures when it comes to the exploration of science and advancement.

What comes to mind with you think of fungi? Is it mushrooms, or perhaps mildew? Mold and yeast are fungi, too! Learn all about how fungi reproduce with spores, and how their bodies are made up of mycelium!

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!

Many things look very different seen up close. To us, the sun is a giant ball of light in the sky, but to other solar systems, it might look like just another star! Those tiny lights you see in the night sky are what our sun might look like from another planet far out in space. The sun gives light and energy to our entire solar system, and is necessary for many other things. Can you name them all?

Have you ever wondered how war machines were created? Or the origin of beauty salons? Or maybe even how rubber is used in tires, and rubber shoes? Learn more about these renowned inventors and how their inventions helped shape modern life into the way we know it now!

Did you know that Hawaii is still being built, even today? Heidi learns all about how Kilauea, the most active volcano in the world, erupts and spills more lava every day, making the island grow! She also gets to visit Mauna Loa, the biggest mountain in the world. What do you think it might be like to visit?

¿Sabes cuál es el verdadero color de un oso polar? ¿O que los ojos del avestruz son más grandes que su cerebro? En esta fascinante guía de nuestro planeta descubrirás fascinantes acontecimientos históricos, asombrosos hechos científicos e intrigantes detalles sobre el cuerpo humano. Sorprende a tu familia y amigos con nuevos conocimientos.

Kaboom! Find out how explosions are used to demolish large buildings. Demolition experts say it's the safest way. Learn why!

Have you ever wondered how the Hoover Dam was built? Follow along as the Colorado River itself tells you its story! A lot of work went into the construction of this giant dam, but it was worth it—we now have Lake Mead and a way of converting the river’s energy into electricity!

Have you ever wondered where glasses came from? This book takes a fun look at the invention of glasses starting with the Greeks and Romans. Then it looks at attempts by the Spanish, Chinese, French, and even inventor Ben Franklin to improve the design.

Red is a red blood cell. Luke is a leukocyte, or white blood cell. Patty is a platelet. What do these three have in common? They are the workers in your blood. Listen to find out why each worker is important for your body.

Where do all the metals on earth come from? They were all made by stars! In this science story, you'll discover how the fusion of atoms in dying stars in space creates enough heat and energy to make metals.

Your skin does a lot to make sure you are healthy and feeling good. It can keep you warm on a cold day, and cool on a hot day. It's tough and helps protect you from the sun. Its ridges help you grip things. Let's face it, your skin has you covered.

Have you ever wondered how a river forms, which animals live near rivers, or where those rivers lead? Rivers are a vital part of life and the ecosystem. Rivers help transport water to humans and animals as well. It can also be used to create energy. Water from rivers can end up in many different places downstream!

Follow along with this class as they explore a creek near their school in Pennsylvania! They want to learn about the water and its ecosystem, so they perform a survey to determine its quality and biota. What do you think they will find?

Following on from The Bedtime Book of Impossible Questions, this audiobook provides EVEN MORE answers to the weird, wonderful and sometimes downright dumbfounding questions that buzz around kids' brains at bedtime – covering topics such as philosophy, science, nature, animals, geography, culture and more. With fascinating but short, succinct answers and inviting sound effects, it really is the ideal listen for curious kids.

Unlock your coding superpowers with "Python Programming for Kids: A Fun and Easy Guide to Learning Coding, Building Games, and Creating Projects"! Designed especially for young minds, this book transforms complex concepts into exciting adventures. Whether you're diving into Python for beginners 2024, looking for a Python quick start guide, or need a Python programming cheat sheet, this book has you covered.

How is lightning created? And what is thunder? What kind of weather creates the most lightning? This science story shows how lightning is like the spark from static electricity, but much bigger.

If you want to know what's going on, you check the news. But where does the news come from? Where do the reporters get their stories? Reporters ask five basic questions during an interview to gather all the facts and follow a few rules to keep the news truthful and fair.

What does it take to fuel a rocket to space? Rocket scientists use hydrogen and liquid oxygen, but could anti-matter engines and black-hole drives fuel our spacecraft of the future?

One way astronomers search for planets is by looking for the shadows they cast in front of stars.

Some everyday problems can be solved using a series of steps called the Engineering Design Process.

How can the moon or sun seem to disappear right before our eyes? When the moon, the Earth, and the sun align just right in their orbits, they can cause a solar or lunar eclipse! Find out how light and shadow work together to trigger these cool events.

The Sun is our closest star. Stars produce heat, light, and do not orbit other celestial objects.