It’s Spring Break and the gang is presented with a mysterious new riddle that will challenge their mathematics skills and senses. What is the perplexing, suspended ring that oscillates? Jesse and her pals must work together to find out!
While playing in her tree house, Jesse is intrigued by a falling sycamore seed that slowly spins to the ground. But when she sees acorns falling fast directly down to the ground, she must solve the riddle while learning about propellers and windmills and using technology to understand aerodynamics.
The Amazon Rain Forest is home to tree-strangling vines, poison frogs and killer dolphins. And if it were its own country, it would be the ninth largest in the world! Imagine that! Readers will explore dangers of the rainforest and discover scientific mysteries along the way.
Growing plants and vegetables and studying food sources can help children make good food choices, which is likely to result in overall healthier lives. Readers will learn skills for choosing food wisely.
Spending time in nature can lead to less- stressed kids who have greater self-awareness and will be more focused in and out of the classroom. Readers will earn some of the skills needed to fully experience nature.
Join Space Cat on an exploration of systems in both the natural world and in the human-made world. Readers discover how STEM skills keep systems working.
Habitats are home to a variety of plants and animals. They all have a role in keeping the habitat healthy. Plants and animals that live together in a habitat form a community. While thinking about their own backyard or local park, this book takes the reader on an exploration of the community living among the blades of green.
From small ant hills to tall mountains. Ants to elephants. Let’s discover what other big and small surprises nature has all around us.
The shape of the moon, the shapes of the stones all around. Let’s see what other shapes we can discover in nature.
The number of points on a starfish or on a snowflake, the number of moons in the night sky. Let’s count how many surprises nature has all around us.
One of the most visited places in North America, Grand Canyon National Park is like an open window to Earth’s geologic history. The carving of the canyon’s walls by erosion left a cross-section of the Earth’s crust from millions and millions of years ago. See for yourself how grand and beautiful this gorgeous gorge really is.
Join Space Cat and her friend Dog as they compare the natural world and the world humans made. Discover how STEM skills play a role.
If you’ve eaten a strawberry or a tomato, then you've swallowed a seed! But why didn’t a new plant grow inside your stomach? In this book, readers discover what a seed needs to grow into a fruit-bearing plant.
It seems they're everywhere. But scientists believe bees are at risk of survival. What has put bees at risk and should we care? Imagine a world without these important pollinators and you'll see a world with fewer and fewer critical food sources.
Empires have been built from it, Wars have been fought for it. Imagine a world without oil. What alternatives do we have in a future with limited oil and other fossil fuels?
Look around. Plastic is everywhere. But some experts say today's plastic will be in our landfills for thousands of years to come. Imagine a world without plastic, in some communities, it's a new reality. Explore the good and the bad of plastic in our lives.
Energy is all around us. Food and sleep are the fuels our bodies use to create the energy we need to move, talk, and think. But scientists tell us some of the fuels that keep our homes and businesses running, power our transportation, and keep us safe are hurting Earth. Learn why energy companies are working to come up with cleaner ways to supply oil and gas, how fuels in the future will be safer for Earth, and what you can do now to use energy wisely. Book features: Table of Contents; Glossary; For More Information including books and web sites; Index; photos and captions; charts and graphs; source notes.
You know the 3Rs: reduce, reuse, and recycle. But what does it really mean and why is it important to cut back on waste? Each year, businesses and homes in the United States throw away enough garbage to equal 251 million elephants. Where would we keep that many elephants? More to the point, where does all that garbage go? Discover why waste is creating problems for Earth and how you can reduce, reuse, and recycle now. Book features: Table of Contents; Glossary; For More Information including books and web sites; Index; photos and captions; charts and graphs; source notes.
Have you thought about where your food comes from? Do you know the difference between organic and nonorganic foods, and is organic always a more healthful choice? Some farmers have opened their farms to the local community to help grow and pick crops. In this book, you'll read why community-supported agriculture is growing fast and how the choices you make at the grocery store can make a big difference in Earth's health as well as your own. Book features: Table of Contents; Glossary; For More Information including books and web sites; Index; photos and captions; charts and graphs; source notes.
How many places do people go in a day? People are always on the go between school, work, shopping, and activities. But how we go can be just as important as where we go. Learn about different ways people move from one place to another, how transportation affects our air, land, and water -- and how you can get there green now to make a difference for Earth. Book features: Table of Contents; Glossary; For More Information including books and web sites; Index; photos and captions; charts and graphs; source notes.
The quiet nature of trees hides the fact that trees are always working for us and for Earth. Trees give us goods to meet our basic needs. Trees are home to animals, insects, and birds. But their biggest and most important job is playing a role in making Earth and our environment healthy. Learn some of the ways trees help, why they are in danger, and what you can do to help protect them now. Book features: Table of Contents; Glossary; For More Information including books and web sites; Index; photos and captions; charts and graphs; source notes.
Garbage is everywhere! And Nick spots the culprit littering the city. Will Neat Nick have to clean up the streets all by himself or will Sloppy Joe learn to change his ways? This fun and lively rhyming story shows young readers that protecting the environment can be cool!