検索キーワード： 科学・テクノロジー

Have you ever wondered why wheels are round and not triangles or squares? Try this activity to learn why wheels are the shape that they are.

Gears are simple machines that can make up an even bigger machine, like a robot or a clock! Listen to learn about how gears make work easier.

Have you ever noticed that your eyes change when you’re in the dark? Yo pretends he is in a deep, dark cave and shows Jennifer what happens to his eyes in the light. Will Lips the dog’s eyes react the same way?

When it’s your birthday, you add one Earth year to your age. Have you ever wondered how old you would be in Saturn years? What about Mars? Read on to learn about the planets of our solar system and how long it takes for them to complete one whole orbit.

¿Cómo funciona el airbag? ¿Por qué lloramos cuando cortamos cebollas? ¿Qué tienen de especial las telas deportivas? Acompaña a Silvana y Marina en su "día a pura química" y descubre esta disciplina apasionante.

Young listeners are introduced to environmental issues in their own neighborhoods in this nonfiction book.

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.

What is a volcano? Kids will learn about the three main types of volcanoes: cinder cone, shield volcanoes, and composite volcanoes, where volcanoes are found, and how scientists use warning signs to predict when a volcano will erupt. Amazing sound effects and fun facts will encourage kids to learn more about the Earth, volcanoes, and the exciting job of a volcanologist.

This book introduces young listeners to the orcas humans first fell in love with. The members of J pod live in the Salish Sea, off the coast of Washington and British Columbia. Moby Doll was the first orca ever displayed in captivity, Granny was the oldest orca known to humanity, and Scarlet was the orca humans fought to save.

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!

Un interesante recorrido por la historia de la medicina, que recrea la época en la que los médicos eran magos y hechiceros, las operaciones se hacían sin anestesia y en cualquier sitio, los cirujanos no eran médicos sino peluqueros y la gente se moría por enfermedades que hoy son fácilmente curables. La historia contada a través de los descubrimientos y avances científicos que hicieron de la medicina lo que es hoy.

Este libro tiene como objetivo la divulgación científica de forma comprensible para cualquier persona, independientemente de su formación previa. Está especialmente pensado para niños y jóvenes de edades comprendidas entre los 10 y 16 años y recoge un amplio espectro de temas de interés, como son la Tierra, el cuerpo humano, la biología, la física y química, la tecnología o las matemáticas.

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?

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?

Flowers may look pretty, but some can be downright deadly! In England, you can explore the Poison Garden—a place where flowers are known for their beauty on the outside and poison on the inside! In this story, you'll be able to learn about and see these flowers safely without interacting with them.

Inside every seed waits a tiny plant, ready to grow. Watch the process of a pumpkin plant from tiny seed to full-size fruit! You'll also see other plant seeds, which come in many different sizes, shapes, and colors. Some can be as big as your head, but poppy seeds are so little you can hold hundreds in one hand!

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!

Have you ever gotten bored when the weather is too bad to go outside for recess? Bored students and bad weather inspired James Naismith to invent the game of basketball in the late 19th century. Using a soccer ball and peach baskets, Professor Naismith worked out the rules of the new sport at the local YMCA.

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!

Why does a baseball travel much faster when hit with a bat than if pitched? Learn how force is applied in this fun experiment! Using a marker, a ruler, and a can, you can perform your own lever experiments. You'll understand the power of weight, such as how a balance beam operates, but on a smaller scale, while learning about the science behind balance.