Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project idea demonstrates that plants give off water.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This project determines what category of person is most likely to be ticklish.

Teach your child how butter is created by shaking up cream the old-fashioned way.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Teach your child about recycling and gardening as she re-uses an empty plastic milk gallon jug to craft a swan-shaped plant container!

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Help your young learner discover why the insects that a spider eats stick to its web but the spider doesn't.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

This science fair project idea explores how length affects the weight a bridge can hold.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!