4th Grade

Rocks are constantly changing form through weathering, heat, pressure, and erosion. Although rocks are constantly changing, the process can take millions of years! Over time different types of rocks form, deconstruct,...

Have you ever studied fossils? Have you heard of fossil fuels? Fossil fuels are a very important part of our environment and some fossil fuels are being used up faster than they can be produced. Learn how fossil fuels...

Will you need a jacket today? You would if it's going to be like the coldest day on record: -134°F! We depend on the weather forecast to help us make choices every day. But how do meteorologists make their...

Adapt or die. From migration to camouflage, species' traits have adapted over time to make life livable in the harshest of environments. Explore common, uncommon, and just plain weird survival traits that enable...

Energy is everywhere and the transfer of energy is constant. Energy never stops! Use your kinetic energy to flip through the pages of this e-book to learn about the amazing ways that energy works. High-interest...

Just how big is Earth compared to our solar system, the Milky Way, or even the universe? Although Earth is home to many different species and it seems huge to us, it is very small in comparison to our solar system and...

Scientists see things much differently than the average person. They observe and research, create hypotheses, make predictions, and much more when conducting experiments. They follow something called the scientific...

Science is not all about the facts. It's about the evidence! Scientists often launch into unexpected directions as they follow where the evidence leads. Learn how to navigate through the scientific inquiry journey...

There are many countries in our world, and they each have a unique way of life. When we explore different cultures, we learn about the people of the world. Although we may be different, we also have much in common. We are...

We live in communities to have better lives. In a community, people help one another. There are many ways to help someone in need. You can volunteer your time, donate things, and recycle. It feels good to help other people!...

In this appealing biography, children will read about the fascinating life, theories, and discoveries of Alfred Wegener. From his time in Greenland studying meteorology with hot balloons to his theory of Pangea,...

From Nicholas Copernicus to Isaac Newton, people have wondered about and studied astronomy for many years! Through vibrant images, easy-to-read text, and a hands-on lab activity, readers will be captivated as they...