Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

This science fair project idea produces varying pitches of sound.

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

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

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

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

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

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This simple experiment serves as an introduction to the greenhouse effect.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Make sourdough bread...and learn some colonial history and modern science in the process!

This basketball project explores the best way to make the perfect shot every time.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.