Over 40 Science Fair Topics to Consider for Your Science Project
Coming up with a science fair topic need not be a daunting experience. There are many good science fair projects with interesting topics from which to choose. One of the most important criteria in selecting a science fair topic is that it must be of interest to you. If you are passionate about it, so much the better.
Listed below are a mixture of high school science fair topics drawn from state and regional science fairs. In addition there are a few topics derived from interests of the author. Hopefully an item on this list of science projects will suggest a topic for you. Consider this list to be a starting point for your own scientific explorations.
How to Use the Following List of Science Fair Topics
There are many ways to use the following list of science fair project topics. One method is to create your topic by substituting a new variable for one in the listed topic. For example, change the topic,
"The Effect of Temperature on the Hatch Rate of Mosquitoes" to
"The Effect of Light Intensity on the Hatch Rates of Mosquitoes."
Another example, change the topic,
"The Effects of Cooking Methods on the Depletion of Vitamin C" to
"The Effects of Cooking Methods on the Depletion of Vitamin B1."
Behavior and Social Sciences
The Relationship between Obsessive-Compulsive Disorder and Birth Order
The Relationship between Obsessive-Compulsive Disorder and economic level of parents
The Relationship between Obsessive-Disorder and educational level
The Effect of the Trade Imbalance on the Economy
The Effects of Gender Identity on Short-Term Memory
The Effects of Cooking Methods on the Depletion of Vitamin C
The Effects of Glucose on Cell Volume
Comparison of Bacterial Levels in Organic and Pasteurized Milk
The Effects of Oxygen Concentration on the Germination Rate of Plant Seeds
The Effect of Beta Carotene in Fighting Cancer in Plants
Do All Plants Transpire at the Same Rate under Different Sources of Light?
The Effect of Algae on Nonpathogenic Bacteria
Searching for Substances that when Applied to Airplane Wings Aid in the Rapid Removal of Ice
Determining Whether pH in the Intestine Affects the Absorption of Calcium in the Body
A Comparison of the Thermal Transport Properties of Ethylene Glycol and Water
Applying Monte Carlo Integration
Applying Artificial Intelligence
Computer Learning Game Strategy by Analyzing Results over a Period of Time
Automated Algorithm Providing Proof of the Pythagorean Theorem
Search Engine Technology
Earth and Space Science
The Relationship between Jet Stream Patterns and Tornado Formation and Location
Using the Doppler Effect to Discover Extra-Solar Planets
The Design and Testing of a Localized Positioning System
Development of Instrumentation to Determine Supersonic Speeds
Environmental Effects of Biodegradable Detergents
The Effects of Fertilization of Gulf Courses on Drinking Water
Can Limestone be Used to Protect Pine Trees from Acid Rain?
The physiologic effect of a vegetarian diet on the elderly
Assessment of Risk Factors Contributing to Falls in the Elderly
Relationship between Metabolic Rate and Lifespan
Computing a Baseball Player’s Performance Rating by Optimizing the Weights to Assign to Batting
Average, Earned Run Average, Runs Batted In, Home Runs, Triples, etc.
The Optimization of the Performance of NYSE Stocks Using Various Moving Averages
Medicine and Health
The Relationship between the Body Mass Index and Blood Pressure in Teenager
The Relationship between Alcohol Dosage and Dependency in a Rat
The Effect Antibacterial Products Containing the Antibacterial Agent, Triclosan, and Bacterial Resistance
The Effect of Ultraviolet Radiation on the Growth of Bacteria on Meat
Development of a Low Cost Plasma Reactor
Effects of Electric Fields on the Growth of Ice Crystals
Black Holes Exist
Parallel Universes Exist
Dark Matter Exists
Evidence of the Big Bang
Replicate classical experiments to determine physical constants,e.g., the speed of light, the charge on a single electron (the Millikan oil drop experiment), the acceleration due to gravity
The Effect of the Temperature of Water on the Hatch Rate of Mosquitoes
The Relationship between the Number of Days it Takes Fruit Flies to Hatch and the Amount of Light to which they are exposed
Can the Heartbeat of a Chicken Embryo Be Detected without Breaking its Eggshell?
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