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

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

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

In this science fair project, students create their own miniature salt flats at home.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

This science fair project idea explores the different properties & interactions of sugar molecules.

Science fair project that examines condensation and the conditions needed in order for dew to form.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This science fair project idea investigates the difference in reaction times between boys and girls.

This project explores ways to prevent static electrical shocks.

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

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

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

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

This science fair project idea determines the probability of a coin landing heads or tails.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

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

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.