Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Celebrate Earth Day by making a poster that encourages people not to litter.

The Earth is always providing in so many ways! In this activity, children reflect on how the Earth gives and on their love for the Earth through discussion and letter writing.

Children will reflect on the importance of performing acts of kindness for the Earth, hear a story about easy ways they can care for the Earth, and set goals to conserve more in their everyday lives.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

In this inspiring activity, children create and perform their very own Reader’s Theater about helping the planet!

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Here are three healthy burger recipes your second grader can help you whip up for a summer barbecue!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

What better way to care for the earth than to create a Call to Action plan for the entire family?

Here's a guide to help you design a challenging pool obstacle course for your elementary school children with ordinary pool toys and household objects.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This activity is a great way to engage learners in Earth Day celebrations while cultivating skills around nonfiction comprehension and research writing.

Children reflect on ways they have cared for themselves, others, and the Earth before building a garden to share beauty with others in their community.

This project investigates the affect of storage temperature on microwave popcorn.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Here's a pumpkin nut bread recipe that makes for a wonderful project on a crisp autumn afternoon.

Here's a tasty summer holiday treat: oatmeal chocolate chip cookie sandwiches filled with cinnamon ice cream.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

Here's a fun family activity: have your child make a cameo appearance by creating and drawing on their own silhouettes!

Here's an innovative math puzzle that you can create with your fourth grade math student.

Here's a simple activity to reinforce your fourth grader's study of her home state and help her make a pretty keepsake.

Here's a fun arts and crafts activity that has you and your child creating a book with a secret hollow!

The project determines determine if a sports drink affects the heart rate of a student athlete during exercise.

Here's a hands-on activity you can do with your fourth-grader to practice measurement and directly apply the concept of area.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

This Kool-Aid tie-dye activity is a kid-friendly craft that never gets old. Learn how to make tie-dye shirts using assorted Kool-Aid flavors here.

Explore if planting seeds in a certain direction will affect how fast it germinates.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.