Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

By tracking nutritional information from candy wrappers, your teen can use statistics to find which treats offer the fewest tricks on Halloween!

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

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

This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Your child can brush up on her math skills by charting the length of time that each candle on the menorah takes to burn.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

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?

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?