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

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

In this experiment we will be determining whether birds prefer certain colors of seed.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

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.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.