This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

This project investigates the affect of storage temperature on microwave popcorn.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

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

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

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

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

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

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Hunt for natureâs treasure, the many different products made by trees!

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

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

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This science fair project idea determines what household items are good conductors of electricity.

In this activity your child will create their very own marble maze!

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

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

Test whether plants can grow without sunlight and water.