The earth is always changing and moving.Learn all about weathering and erosion with this worksheet.

Learn all about the cumulonimbus cloud, more commonly known by a much more fearsome name: the thundercloud!

This page is all about building your kid's natural resources vocabulary words, along with research skills.

Review the rock cycle with this second-, third-, and fourth-grade crossword puzzle!

Explore how Earth’s surface can change in this investigative second-grade worksheet!

All of these products are made from plants, or they can be! Practice using a Venn diagram, researching and classifying items with your kids.

All living things need water to survive. Listed are some of the ways we use water: can your child think of others?

Aspiring astronomers, get ready for a stellar coloring page all about the moon! Your child can read some fun facts as he colors.

Did you know that there is no new water on Earth? It all gets recycled and reused in a process that we call the water cycle.

Illustrate each season with this engaging first- and second-grade weather worksheet!

Search for natural resources with this fun worksheet for second and third graders!

Look for natural resources around a farm in this engaging worksheet for second and third graders!

Boost your second grader's knowledge of space with this fun worksheet, which will have her unscrambling the answers to planetary trivia.

Search for natural resources at the beach in this engaging worksheet for second and third graders!

Construct your own map with this hands-on science worksheet for second graders!

Try to find natural resources in this camping-themed worksheet for second and third graders!

Help your second grader understand the different types of weathering and how they can affect the earth.

With this diagram, kids can find out more about oil, one of our most widely-used natural resources, and learn a little more about where it comes from.

In this word scramble, children solve a riddle by identifying which things are made of plants and which are not.

Studying earth science? Learn about the different types of clouds with the series of cloud types.

Got a kid who loves rocks? Encourage your little geologist to learn about the 3 major rock types with this worksheet.

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!

In this science matching worksheet, children will test their solar system know-how by matching each celestial body to the correct fact.

This science vocabulary activity is packed with basic science vocabulary words to help the youngest kids warm up to scientific concepts.

Take a look into the layers of the earth with this soil science sheet! Your little digger can learn about the different soil layers and what lives in each one.

These "Dig It!" worksheets not only teach about life on earth, they teach the scientific method as well.

Learn the many features of planet earth in this easy earth science vocabulary chart.

Learn your clouds with this coloring series of cloud types that merges science with coloring fun.

Fossils have a lot to teach us about life on earth, but they can also be used to help teach kids the scientific method.

Kids will learn about fossils in this worksheet. Help your child learn about the scientific method by getting him to examine a fossilized dinosaur skeleton.