The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Science fair project that determines whether mass and weight are the same or different.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

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