Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Try this simple activity with your middle schooler to help him develop an understanding of why scientific classification systems exist and how they work.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Make a backbone model to explore human anatomy and life science.

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

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.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Compare the ignition rates of various types of flame-retardant materials.

Does your child know that salt water conducts electricity? This simple experiment will show how salt water acts as a conductor to electrical currents.

Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Science fair project that uses distillation to convert salt water into fresh water.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Plant a mini herb garden and teach your child about science and nature.