The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

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

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

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

This project determines what category of person is most likely to be ticklish.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This science fair project idea determines which method of hand cleansing is the most effective.

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This experiment tests which gender is better at catching how a magician performs his tricks.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

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

Construct batteries that make electricity from fruits with this fun science fair project.

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

This science fair project investigates why the number of visible stars changes from place to place.

Find out whether matte or shiny nail polish lasts longer.

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