Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

This project examines whether and what associations exist between numbers and letters and colors.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

Explore the belief in astrology as a predictive system.

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

This science fair project idea determines the probability of a coin landing heads or tails.

This experiment will investigate whether reward or punishment is more apt to motivate people.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

This experiment explores how microwave radiation affects fungi, bacteria, and plant life.

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

Learn the anatomical and physiological differences between central and peripheral visual systems.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

This science fair project idea investigates how images are influenced by changes in light.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

This experiment will explore the best way to create a perfect soft-boiled egg.

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