Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

Here's a fun way for kids to review their knowledge of earth science terms. Challenge your child to give a definition of each word as he finds it.

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Can you tell which types of weathering caused each of these changes in the earth? This activity is a great way to review the 3 main types of weathering.

Learning about the functions of plant parts doesn’t have to be puzzling! Review the parts of a plant with this crossword for first and second graders.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

Practice identifying living and nonliving things with this first- and second-grade science worksheet!

A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

Use a seesaw to see what happens when opposing forces become balanced or unbalanced!

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

Connect forms of energy to real-life scenarios in this third- and fourth-grade worksheet!

Unearth fossils in this explorative third-grade worksheet!

Discover examples of weathering, erosion, and deposition with this fourth-grade worksheet!

Gear up to go into the science lab with the help of this activity!

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

Learn about the science behind one of nature's most awesome spectacles: monsoons.

Read about one of Yellowstone National Park's coolest animals, the big horn sheep.

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

Dive into habitat studies with this second- and third-grade worksheet!

Get a lesson in sports and science with this engaging third- and fourth-grade worksheet!

Learn how seeds move with this second- and third-grade matching activity!

Take a science-filled trip to an amusement park in this third- and fourth-grade worksheet!

Analyze fossils with this engaging third-grade science worksheet!

Learn about Red River Hogs in this series of animals facts sheets and coloring pages in one.

Mix, boil, and toast your way to understanding energy transformations with this fourth-grade worksheet!

Learn the ins and outs of one of the body's most important organs: the heart!

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!

Get to know some of the friendly, furry, feathery river wildlife that live near American rivers, then match each one to its home.

Put your prediction proficiency to the test in this third-grade physical science worksheet!

What is water energy? Also known as hydro power, water energy is one of our important renewable resources!