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The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

This copying game is like a hopped up version of Simon Says, but it lets kids use their bodies to practice patterning, a key skill in early math.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Here's an Easter themed math game to reinforce your child's logical reasoning and place value skills.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

Get a leg up on counting concepts with this project where art and math collide.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

Does the idea of taking your child to an art museum sound daunting? Create your own museum and give your child some practice with shapes!

This fun shape game is like Twister...with a twist!

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

You don't need to spend big bucks to buy a pre-boxed version of a matching game at the store. You can make your own easily. Here's how:

Help your child develop his counting and language skills with this fun activity. He'll be a number hero for a day and learn about safety while he's at it.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

This activity will further your child's ability to interpret graphs and apply math skills in a real-world situation.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

This project examines the concentration of dissolved oxygen in water, with and without oil.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

This cookie dough handles like molding clay, but also makes delicious cookies. Use this activity to strengthen your child's alphabet skills.

Teach your preschooler color recognition using this handy egg carton sorter. She will group objects by color and learn to recognize their names with this tool.

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 cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.