検索キーワード： 自然

The wind moves air. The heat from the sun warms the earth’s surface, warming the air above it. Warm air is lighter than cold air, so the warm air floats up to the sky! Why are some places windier than others? Learn what happens on a sandy beach when the air over the beach rises. Does the air become hot? Can you see hot air? Try the hot air experiment to find out how to see hot air rise!

Got a pair of old tights, an empty can or a plastic bottle that you plan to throw away? You can upcycle those old things and turn them into new items you can use! Upcycling is recycling in a better way! Learn how to make a decorative pencil holder, a draft dodger to keep the cold out, or turn plastic bottles into bowling pins. What things can you create to reduce the use of plastic and metal?

Did you know about 8 million tons of plastic enter the ocean each year? Learn about the Washed Ashore project that helps to clean up beaches through re-use of collected plastic—and then is recycled into art! Which sculpture in the project is your favorite?

This true story took place at the emergency farm-labor camp immortalized in Steinbeck's The Grapes of Wrath. Ostracized as "dumb Okies," the children of Dust Bowl migrant laborers went without school--until Superintendent Leo Hart and 50 Okie kids built their own school in a nearby field. "The...

What is juicy, red and green with white stripes and pops up from the ground ready to eat—watermelon! Their seeds need plenty of water, lots of sun and nutrient rich soil. Follow along as a tiny, black seed bursts into a delicious fruit. Watermelons are ready to be picked when their yellow petals have all fallen. Find out what Bee-u-ti-ful insect helps the watermelon grow?

Have you ever seen or felt a prickly cactus or a juicy aloe? These are just two of the amazing plants that can survive in the desert! In the study of botany, identify the different plants that thrive in hot, dry climates like deserts.

Native American tribes from the Northwest Coast learned to use the wood of cedar trees for many of their daily needs. Tribes used recycling to conserve resources hundreds of years ago. Pounding bark until it was fluffy to make diapers and with special thin branches called withes, cedar trees were soaked and used to make rope. What special technique did tribes use to take down big cedar trees?

Do you know what clouds are made of—they are made up of water particles! Learn about weather science, the characteristics of clouds, and how clouds recycle water. What are the effects on weather and different organisms in the world? Understand the science of precipitation—how clouds create rain, snow, and hail!

Marianna and Nicola can’t wait to harvest the potatoes on their family’s farm! They help their father pick out different seeds. The girls learn how potatoes are planted and how they grow. What special potatoes will they produce?

Montañas que se elevan hasta el cielo, cuevas que descienden hasta las entrañas, volcanes que cortan la respiración, desiertos insoportables, ríos interminables, poblados donde llueve siempre, salares inmensurables… ¡Más de 25 destinos para quienes...

Reduce, recycle, and reuse. We can all help Earth, if we choose. In this poem, kids learn about the differences between recycling, compost, and hazardous waste.

It’s the season to plant vegetables in Emmy’s garden! Emmy is excited to plant her pumpkin seeds. Discover all the different seeds that Emmy and her mother choose for their family garden. What seeds would you plant in your garden?

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.

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!

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.

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.

How can the sun power the lights in our homes? What happens to our things after we recycle them? How is renewable energy being used to fight climate change? Ada Twist, Scientist: The Why Files is the perfect nonfiction resource for all these questions and more. Based on the bestselling Questioneers series and the Ada Twist, Scientist Netflix show, this nonfiction series is perfect for the youngest scientists of tomorrow as they learn along with Ada.

On the News gently introduces young children to the realities of natural disasters, terrorism and other forms of tragedy. In age-appropriate language and tone, Dr. Roberts explains what tragedy is, the feelings it may create and how to manage those feelings. She also emphasizes the good that can come out of tragedy, looking at how people help one another in caring, compassionate and heroic ways.