Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Science fair project that uses distillation to convert salt water into fresh water.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

This project examines the concentration of dissolved oxygen in water, with and without oil.

This science fair project idea discovers the effect of (high) heat on animal cells.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

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 science fair project is to examine the cleanliness of salad preparation techniques.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

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.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

This project examines the affect of temperature on viscosity and surface tension of different liquids.