検索キーワード： 物事の仕組み

Hot air balloons are huge and colorful. They're lots of fun to watch. But how do they fly? And how do people control where the hot air balloon goes? Listen to this audiobook to find out!

Helicopters can take off from almost anywhere and change directions quickly. They can even hover. But how do they stay in the air? And how do pilots control these special aircraft? Listen to this book to find out!

Would you want to swoop through the air like a bird? Riding a hang glider is a fun way to fly. But a hang glider has no motor. How does the pilot take off? How does the hang glider stay in the air? Learn the answers in this audiobook!

Carefully leveled text engages young listeners in learning about how construction workers help their community. Age-appropriate critical thinking questions and a glossary help build nonfiction learning skills.

Books are one of humankind's greatest forms of expression, and now Book, in a witty, idiosyncratic voice, tells us the inside story. A wonderfully eccentric character with strong opinions and a poetic turn of phrase, Book tells of a journey from papyrus scrolls to medieval manuscripts to printed paper and beyond - pondering, along the way, many bookish things, including the evolution of the alphabet, the library (known to Egyptians as "the healing place of the soul"), and even book burning.

How does a tadpole become a frog? Follow each step in nature's cycle - from egg to adulthood - in this fascinating book!

How does an apple tree produce a tasty fruit? Follow each step in nature's cycle - from starting a new tree to eating a juicy apple - in this fascinating book!

How does a corn seed become corn on the cob? Follow each step in nature's cycle - from planting to picking and eating - in this fascinating book!

How does a foal grow into a horse? Follow each step in nature's cycle - from birth to stallion or mare - in this fascinating book!

How is honey made from a flower? Follow each step in nature's cycle - from pretty bloom to tasty treat - in this fascinating book!

How does an egg become a butterfly? Follow each step in nature's cycle - from egg to brightly colored insect - in this fascinating book!

How does wheat turn into bread? Follow each step in the food production cycle - from planting wheat seeds to eating toast with jelly - in this fascinating book!

How does milk turn into frosty ice cream? Follow each step in the food production cycle - from milking a cow to eating a frozen treat - in this fascinating book!

How do trees make sweet maple syrup? Follow each step in the food production cycle - from planting sugar maple trees to pouring syrup on pancakes - in this fascinating book!

How does grass help cows make yummy milk? Follow each step in the food production cycle - from cows eating grass to ice-cold milk - in this fascinating book!

How does a cocoa bean turn into tasty chocolate? Follow each step in the food production cycle - from planting cocoa trees to eating a sweet treat - in this fascinating book!

Innovation starts with a problem whose solution sets in motion all kinds of unexpected discoveries. That's why you can draw a line from pendulums to punching the clock at a factory, from ice blocks to summer movie blockbusters, from clean water to computer chips. In the lively storytelling style that has made him a popular, best-selling author Steven Johnson looks at how accidental genius, brilliant mistakes, and unintended consequences shape the way we live in the modern world.

Bob and his family were invited to New York City. Follow Bob along his journey to learn how to grow plants in a container farm! If you are looking for a book which introduces technology concepts to young children, this is your choice. Children will laugh when they follow Bob to his adventures while learning how computers work, how urban farming technology works, and more. Unlock Bob's adventure today by getting the third book of Bob the Bot book series!

¿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.

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.