検索キーワード： 科学・テクノロジー

Have you ever wondered how a penny or dime is made? Coins are made from metal in factories called mints. First, an artist draws a picture of the coin, next clay is used to make a mold made from plastic. Then a machine engraves and designs a piece of metal–these metal pieces will be used to make stamps called dies. In the United States, there are only four factories–can you guess where?

Popcorn is a yummy snack–how is popcorn cooked? From an un-popped kernel, heat boils the water that the kernel naturally has inside it. The water turns into steam after it builds up inside. Scientists used cameras to discover how corn popped! What’s inside the kernel to make an explosive change happen–turning a kernel of corn into a tasty buttery treat–popcorn?

Do you know how the lightbulb was invented? In the 1800s, the first incandescent lightbulb was invented by Thomas Edison. Learn how Edison experimented with different materials, direct current, and by trial and error to design the first lightbulb. Which power company was created that funded the first electric lighting system to distribute light? The company still operates today, lighting and powering our world!

Have you ever had an electrical power outage at home? In 2003, the largest blackout in United States history left millions of people without power for days! Learn how power generation plants are connected to the power grid that distributes electricity to regions of the country and to homes. What causes power outages? How does losing power affect daily life? What can people do to conserve energy?

Do you know how the anatomy of the eye allows us to see colors? Learn about the part of the eye called cones. Cones are like sensors that detect colors. The more cones a person or animal has, the more colors the eye perceives. Can you guess if your pets see you in full color, or if you see your pets in full colors?

Help tell the story of Benjamin Franklin's discovery of electricity! Together with your friend, act out this play to learn how Benjamin Franklin used a wire, attached to the top of a kite, to attract lightning from the sky. Lightning is a form of electricity! It travelled down the kite string to the key that created electric sparks! How did Franklin come up with the idea for his famous experiment?

Of all the historic spacecraft vehicles displayed at the Cradle of Aviation Museum in New York–one remains special! On the Moon, it gave shelter to the astronauts. The National Aeronautics and Space Administration Lunar Module–also used as a communications center–the LM-13 was built to transport people from earth to outer space! Learn what else makes this aeronautical spacecraft special!

Science is all around us, even at home! From the kitchen to the backyard, there’s a world of wonder waiting to be explored. With just a few simple materials, you can transform your home into a mini science lab, where learning is hands on and filled with excitement. This book will guide you through 25 fun and educational experiments that kids can safely try with the help of an adult, offering a perfect mix of creativity, exploration, and scientific discovery.

Can you guess when trees stop growing–they don’t stop! Their massive roots keep them in the ground and require plenty of water, sunshine and nutrients from the soil to help them grow. Trees are the oldest, largest and tallest living things on Earth, with the oldest part of the tree being its strong, woody middle. Find out how a maple tree gets its start! How does a tree grow?

Animals survive in the wild against predators. Many animals, like the salamander, can regenerate limbs–arms, tails, toes, and hearts! Can you guess how long it takes the salamander to grow a new limb? Learn about other animals like the octopus with this same protection. Not all animals have cells that can regenerate limbs for their survival. What do you do if you find an injured animal?

A tree’s rings can tell us many things about its long life–whether it was healthy, or unhealthy, if it needed rain or if its wide rings show it grew healthy and strong. Through poetry, this story shares the life of a tree and how special these giant plants really are! Find a stump and count the rings to listen to a tree’s story. Will the tree you pick be healthy? How will you know?

What happens when the trash you throw out is picked up by the garbage truck? Where does it go? Once the garbage truck picks up the trash in your neighborhood, it goes on a journey to be broken down. A recycling truck might pick it up and make new things or it may be used for a compost heap, or maybe it goes to a landfill where it’s covered with dirt. Find out what happens when a landfill is full!

Travel through Rumpke’s recycling center to find a plastic jug? Trash that can be recycled takes a ride on the conveyor belt to become something new! Try to find the milk jug on the conveyor belt! Trash at the factory goes through many machines to make sure it can be recycled. Can you guess what the milk jug will help make once it leaves the factory? What other types of trash go on the conveyor belt?

Yo helps his father recycle garbage and learns what types of trash go into the recycling bin. Yo learns his fleece vest is made of plastic and that special factories recycle the plastic and melt it down into new things like toys and his favorite fleece vest! Can you guess which trash goes into the blue bins? Yo wants to surprise his mother with a special present–knowing how to recycle!

Have you ever wished you could go to the moon? Learn about Neil Armstrong, Edwin Aldrin, and their fellow astronauts on the Apollo 11 who took the first steps on the moon! Discover the process and challenges that NASA overcame to safely send people to the moon with engineering and physics. Understand how this historical moment affected space exploration for countries all over the world.

Reusing your trash to make toys can be lots of fun–and decrease pollution and waste! Things we use around the house get old and we throw them away. What if you use them to make toys or gadgets that make life better? Experts think reusing things may be better than recycling! Learn how to make a piggy bank from a plastic can or a train with egg cartons. What things can you create by reusing?

What happens to trash after the garbage truck picks it up? Where does it go? The problem of too much trash is hurting the planet. Recycling, reusing, composting and creating new ways to make less trash is a start! Learn to recycle old furniture, and how safer materials are being developed that can easily decompose. People are working hard every day on new ways to have a trash-free future! Are you?

Yo learns an important rule about using a campfire when she goes camping with her mother and father. Yo notices land destroyed by a forest fire. Campfires can start just from a small spark hidden in the coals of a campfire and a little wind! Yo discovers how forest fires can start and how to prevent them. What does Yo learn about being safe with campfires? How would you put out a fire?

The wind is moving air! When warm air rises through the atmosphere, cool air flows in to take its place, creating wind! Did you know that wind power can produce electricity? Tall machines called wind turbines are solar-powered and becoming the fastest-growing renewable source of energy–they burn no fuel and cause no pollution. Turbines can be found on many wind farms, especially in Europe!

Martin, Liz, and their friend take a hike through the forest and learn about animals and plant life. This forest ecosystem is a healthy environment for animals and plant life to grow. A woodpecker checks for bugs to eat in a nearby tree, with bark that is ancient. Martin notices moss on the old tree bark and poisonous mushrooms! What else will they find on their forest hike?