In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

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.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

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

Find out which kind of bubble wrap fares best when put in impact.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Discover whether a metal will expand under hot water.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Find out whether putting something on top of a plant will inhibit its growth.

Do different types of oil mix or stack? Find out in this science fair project idea!

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Examine the effect of pressure on carbonation in soda.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

The goal of this project is to create an exciting topographical map out of dough.

An home science experiment for older students that teaches about the science behind heat.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Try this chemistry experiment with your curious kid and get some "shocking" results!

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.