This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

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

This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Discover whether a metal will expand under hot water.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

This science fair project compares the abilities of men and women to understand subtle communication through body language.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

This experiment will explore the possibility of creating an infinite object by hand.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

This science fair project will help students learn about non-vascular plants, such as mosses.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

This experiment explores how listening in to a one-sided conversation affects concentration.

This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

In this experiment we use Scotch Guard to make sand that resists water.

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

Determine if left-handed people have faster response times.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

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