Explore the effect of wind speed on the burning rate of a candle.

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

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This experiment investigates whether smell can be used to enhance test subjects' memories.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Determine the maximum distance traveled by projectiles launched at an angle. Use some cool math to figure out at which angle your projectile will go farthest.

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

This science project investigates the influence of different genres of movies on appetite.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This experiment will explore how manipulating a graph of historical information might reveal new information about data.

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

The goal of this science fair project is to demonstrate the effects of oxidation by writing a message in invisible ink made from lemon juice.