Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Is your child a young ornithologist in the making?

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This science fair project idea determines if the color of light affects the growth of plants.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

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

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Help your child make a beautiful homemade sandcastle that will last!

Find out whether a longer airplane will fly farther or a wider paper airplane.

An home science experiment for older students that teaches about the science behind heat.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

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.

Using a toy race car kids create a visual model of the Doppler Effect.

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

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.