Make practicing addition facts more fun and teach your child some helpful strategies with this spin off of the traditional "Go Fish" game.

Help your kindergartener learn to manage a telephone with this homemade keyboard that also helps kids practice letters and numbers.

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

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Construct and experiment with a periscope using reflected light rays to gather an image.

Help your child use recycled materials, a little imagination and some writing skills to build his very own recycled creature.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Science fair project that determines how your mirror image differs from your actual image and how virtual images are constructed.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

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.

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

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

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.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

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

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.