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!

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This hands-on activity will introduce your third grader to the concepts of positive and negative space as she makes a shamrock!

Introduce your child to the concepts of positive and negative space in design with this simple yet striking Valentine's Day art project.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Help your kid get a handle on punctuation by challenging her to create a story that's truly out of this world.

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

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

This science fair project idea provides evidence that air is everywhere and takes up space.

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.

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.

Celebrate Earth Day by making colorful animal sculptures using recycled materials from around the house in this 3rd grade arts and crafts activity.

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.

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.

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

This rainbow collage activity is a great way to practice using different materials to create texture. The completed craft is sure to brighten up any space.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.