This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

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.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

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!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

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

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

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

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

This science fair project idea determines which method of hand cleansing is the most effective.

Cleaning can be a chore, but not with this sudsy experiment!

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

This science fair project idea explores substances that cause a bubble to last longer.