Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

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

Science fair project in which you will start a fire from scratch without using matches or a lighter.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.