Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

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

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

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

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.

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

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

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

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

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

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!