This basketball project explores the best way to make the perfect shot every time.

This science fair project idea determines the most effective method of preserving food.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

The objective of this science project is to determine the length of time for different seeds to germinate.

This science fair project idea investigates how the shape of an object affects drag.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

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

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

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

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.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This science fair project idea explores the egg's thin membrane.

Examine the effect of pressure on carbonation in soda.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

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.

This project explores ways to prevent static electrical shocks.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Is it a square or a circle? See if you can trick your friends with this zany science project!