4th Grade

Ice cream is a solid. But when it melts, it becomes a liquid. Solids can change to liquids and back again by melting and freezing. Read this book to learn what happens when heat and cold and solids meet...

What makes your body move? What makes your legs and arms move up and down? Muscles do the trick! Read this book to learn more about your strong muscles and how they work.   GRADE LEVEL:...

Oceans cover 70 percent of the Earth's surface, providing students with a variety of plant and animal life to learn about. An ocean biome includes the saltwater below the waves and everything on, above, and near the surface...

A pond may seem quiet and subdued, but this unique ecosystem is filled with active life cycles. Students learn what distinguishes a pond from other bodies of water, the plant and animal life within it, and how their life...

Readers learn all about tropical and temperate rainforests and the differences between these two unique biomes. Rainforests are filled with wonder and mystery, from the tall trees in the canopy to the dark and damp leaves...

How do we learn about the world around us? One good way is to use our senses. Our senses give us five different ways to explore the world. But how do they do that? Read this book to find...

What does this book, a table, and your big toe have in common? They are all solids! A solid keeps its shape and always has the same volume. Read this book to learn about solids and how they are different from liquids and...

Sports offer opportunities for readers to learn and apply concepts and principles related to force and motion. Readers learn how science plays a critical factor in any athlete's quest to be the best at his or her sport...

The need for speed is the motivating factor in this engaging book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors...

As far as dangerous weather goes, tornadoes may be the most fierce and powerful of storms. Readers will learn how and where tornadoes hit, and how people protect themselves from life-threatening winds. While most people run...

Images of an erupting volcano can be mesmerizing. Readers may be surprised to learn that volcanoes erupt every day. Some erupt constantly, while others lie dormant for years or even centuries. Through engaging text and...

Readers learn all about wetlands and their complex interactions with plants and animals in this colorful title! Although wetlands don't necessarily need to be covered in water all year long, most areas are pretty wet...