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

Create a self-portrait from natural materials in this collage craft activity!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

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

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

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!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Create a giant octopus from cardboard that holds onto a sea of creatures from its tentacles!

This surprisingly good glue recipe comes from common kitchen items.

Craft butterflies from coffee filters in this sweet spring craft project!

Discover whether cold or hot water from the faucet will boil faster on the stove.

Kids will have a hoot constructing this cute owl craft from a recycled toilet paper roll.

Looking for something to do on a slow afternoon? Try cornhole, a simple and fun tossing game. Make your own set with a few things from the recycling bin.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

Create this homemade slinky snake from recycled materials. It can move and slither about like the real thing!

Make an initiation shield like the ones from the Kikuyu tribe in Africa for an art project.

In this science fair project, students use the streak test to tell minerals apart from each other.

This Christmas gnome hails from Scandinavia. A Christmas gnome, also known as a nisse, gives gifts on Christmas.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Children take inspiration from Nobel laureate Malala Yousafzai to write their own blog listicle on a topic of their choosing.

Help cement the concept of place value with this simple activity that involves creating a set of dials made from Styrofoam cups.