検索キーワード： 科学・テクノロジー

Have you ever wondered what it was like to live without electricity? Before the invention of the light bulb, people had to find ways to live and work around nighttime and darkness. From different sleep schedules to making candles, people found different routines to help illuminate the darkness they experienced each night. Would you have been able to live during this “dark” time in history?

Tiny creatures called microbes live in, and on your body that can be helpful. But some are bad like bacteria and viruses–in fact, they can make you sick! Your body needs medicine called antibiotics to fight and kill these germs so you can feel better. You must get a different medicine called a vaccine to keep from catching a virus.

What is a space archaeologist? After decades of leaving behind old pieces of equipment orbiting in space, scientists want to clean it up. An archaeologist determines what is important to save for the history of human space exploration. Learn about new efforts to identify and even retrieve old space equipment! How should scientists determine what should be preserved or what is junk?

Tensions continue to rise between the Soviet Union and the United States as they engage in a Cold War. One of these battles was the space race. Learn how both countries began engineering and scientific effort to be the first to travel into space and back to Earth and the technology necessary to operate in it. See how scientists fight for peace as they begin their efforts to explore the unknown.

An article that describes the Apollo 11 Moon landing mission in July 1969.

Have you ever been sick with strep throat? It's an illness caused by bacteria that gives you a painful sore throat! Learn how doctors can diagnose it by your symptoms and a test, and how medicine can cure strep throat so you can get better. Be sure to take all of the medicine until its gone if you have strep. You might even impress your doctor on your next visit with your new knowledge!

"Houston, We have a problem"! During the Apollo 11 moon landing, as many as 400,000 people had jobs that were essential to the successful mission. Learn about aeronautics and the different jobs in the field that helped man take the first steps on the moon and expand our understanding of the solar system. Who was one of the first women to work at NASA and what role did she have?

Germs are everywhere and make your body sick. Never fear–the body is a germ-fighting machine designed to fight these intruders and keep you healthy. If you get a cut, blood clumps together to stop bleeding. Mucus, the sticky goo in your nose, catches germs to help you sneeze them out. Eyelashes and eyelids form tears that block some germs! Discover ways the body fights to keep germs out.

Plants and animals are in trouble! All over the world, they are affected by how we treat their environment. Learning some ways to change how you interact them and their environment, such as limiting your trash and using recycled products, can help them! See why conservation is important.

Hop aboard a flying saucer and travel alongside your alien guides who are on a mission to understand the wonders of human body systems. Explore the circulatory system, the digestive system, the skeletal system, and more. Lively audio introduces concepts such as what the body is made of and how it responds to stimuli such as broken bones, burns, and illnesses. From major organs to types of blood cells, story-driven text delivers expert-reviewed nonfiction information about the amazing human body and how it works to stay healthy.

Vollis Simpson was a man with a curious mind—always eager to know how things worked and how to fix them. Growing up on a farm in North Carolina, he loved to tinker with machines. And when he served in the Army Air Corps during WWII, Vollis kept right on tinkering. His ingenuity allowed him to build things no one would have thought to create from scraps—a washing machine out of airplane parts and a motorcycle out of a bike. After the war, his passion for metal creations picked up speed—turning into a whirlwind of windmills as far as the eye could see.

How are balloons able to float? Is it magic–or is it one of earth’s elements, like iron or oxygen experiencing an explosive charge? Helium is formed when unstable atoms collide. Helium is found underground with other gases, like methane, which is the main ingredient in natural gas used to heat our homes! Learn how helium was born, and how exploding stars helped create a gas lighter than air!

Imagine if the sunlight could not reach where you lived–the weather would be cold and slippery! The sun does not shine directly on the Arctic and Antarctica, causing the surrounding waters to freeze solid. The earth is tilted as it rotates around the sun, preventing the polar regions from getting enough sunlight. Can you guess how long it takes the earth to orbit the sun?

Have you ever seen a feather in a hat? A long time ago, they were very fashionable. Some people would even put whole birds on their hats! To get the feathers, though, the birds had to be hunted. Learn about the women who fought to change laws in the name of conservation!

En este libro podrás ver y leer datos curiosos sobre muchísimas cosas que nadie te había podido explicar (o cuando menos no así). Aquí hablamos de pedos, mocos y costras; chocolate, fobias y burbujas. Nada nos da asco. Al contrario: cuanto más asqueroso, mejor. Cuanto más extraño, más...

What does spring look like in different regions of the United States? Depending on where you live, you could have different weather from someone across the country—even during the same season! See how different spring can look as Jade, Rowan, Lacey, and Isaac all get to enjoy a spring day from their backyards.

Black bears, grizzly bears, and spirit bears all make their home in the Great Bear Rainforest.

Which famous national park features a geyser that shoots water 185 feet into the air and thousands of American bison? Journey into the history of Yellowstone and its famous wildlife, canyons, rivers, forests, and more in this audiobook for young listeners! From the #1 New York Times Best-Selling...

En este volumen se recogen 202 preguntas y respuestas sobre distintas disciplinas científicas (química, física, tecnología, biología, etc.). Todo fácil pero exacto. Los libros de Javier Fernández Panadero tienen como objetivo la divulgación científica de forma comprensible para...

Tide pools are filled with such amazing creatures! Young children will love looking at beautiful art as they learn about all the different animals that live in these treasure troves.