9th Grade
Science Fair Projects


9th Grade Projects by Topic
Astronomy Aviation Biochemistry Biology
Biotechnology Botany Chemistry Computer
Earth Energy Engineering Environment
Health Physics Robotics Zoology
Earth Energy Engineering Winning

Projects by Grade Level
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Improving diagnosis and treatment for Alzheimer’s with new molecular “Trojan Horse” [Project]
Temperature-independent, inexpensive and rapid detection of Ebola [Project]
A Novel Healthcare Solution for Alzheimer's Patients [Project]
The effect of natural nitrogen depletion in algae on biofuel production [Project]
Mimicking fruit fly response patterns for threat evasion of airborne machines [Project]
Enzymatic Hydrolysis of Cellulose and Production of Cellulosic Ethanol [Project]
Research and test the placebo effect. [Project]
Managing the Impact of Infrastructure Projects on Endangered Species [Project]
Police and Ambulances Regulating Traffic Program [Project]
Improving hearing loss with tactile sound [Project]
A water purification system that cheaply and portably purifies water for third world countries [Project]
Reduce the amount of water flushed down a water closet with the same working efficiency [Project]
The effect of current and filtration on hydrogen production in seawater electrolysis [Project]
Determination of Bisphenol A (BPA) in Consumer Products in the Ottawa Region [Project]
Prosthesis with direct interface with brain using electroencephalography (EEG) [Project]
Are dandelions able to inhibit bacterial growth and have other health benefits? [Project]
The Chances of Guessing Correctly on a Multiple Choice Exam [Project]
A molecular, chemical and genetic assessment on the diversity of 16 faba bean lines. [Project]
Investigate how cell phone radio-frequency waves affect the lifespan of a cricket. [Project]
Effect of fine and coarse concrete aggregate and size on groundwater pollution [Project]


Investigate change in water temperature as a result of El Nino [Project]
What hand cleaner will do the best job to clean our hands? [Project]
Stem cells: usage, advantages and controversy [Project]
CANDU (CANada Deuterium Uranium) nuclear power generator [Project]
Canadian petroleum industry and its impact on the environment [Project]
A C# .NET FTP Application similar to a professional C++ FTP application [Project]
How could be hair used in absorbing oil spills? [Project]
The effects of microwaves on plants and human health [Project]
Which vegetable oil biodiesel is an effective substitute for diesel fuel? [Project]
The effects of urban heat islands on cities and global warming [Project]
How does saltwater mix in an estuary? [Project]
The effect of phosphate on the oxygen level in pond water [Project]
Compare methods of purifying water - boiling, chlorination, ionization [Project]
The removal of E. coli K12 from water [Project]
Effects of acid rain on the life span of pond minnows. [Project]
Multiple vs. the torque of a horizontal axis windmill. [Project]
Multiple rotors vs. electrical energy output of a horizontal axis windmill.[Project]
Ocean wave energy converted to electricity [Project]


Geothermal energy efficiency and negative effects on the environment. [Project]
Effects of temperature of a PEM fuel cell and electrolyser system [Project]
Solar powered hydrogen fuel cell [Project]
Research Ethanol Fuel [Project]
Methanogenic bacteria subjected to anaerobic conditions produces methane (biogas). [Project]
What is biofuel? [Project]
Bat Trap Efficiency [Project]
Construct a device for detecting black ice for blind people. [Project]
How the different types of gears work and what gears are used for. [Project]
The effects of the width, depth and cross-section shape of a beam on its strength [Project]
Will a structure with a crossbeam support more mass than the structure without it? [Project]
Determing if changing a sail's depth or camber would affect how well the wing went upwind. [Project]
The effect of the thrust of a rocket on the height the rocket can go [Project]
Build a directional antenna and test it in comparison to a commercial one. [Project]
Robots in everyday life [Project]
Neural network recognition of the difference between single and double colonies of bacteria [Project]
Development of an Embedded 3D Robot Visual System [Project]
Object Recognition using a scanner, web camera, etc., and a VB6 computer program [Project]


Investigate the CCD: Heart of the Digital Camera and other Optical Devices [Project]
The use different types of digital media as the cover mediums for Steganographic purposes [Project]
Patient's medical information encoded into ultrasound, CT and MRI images [Project]
Explore remarkable molecules - Buckyballs & Buckytubes. [Project]
Which is more stronger: plexiglass or glass? [Project]
Test the effectiveness of antibacterial substances on E. coli. [Project]
Determine if boiling water and the use of chlorine will kill coliforms to safe level [Project]
Determine if energy released during chemical reactions can be stored by stopping it [Project]
Test water for pH, dissolved oxygen, nitrate, phosphates, coliform bacteria, iron and hardness [Project]
DNA and Genetic Engineering [Project]
The Human Genome Project (HGP): key factors and scientists involved [Project]
Research DNA replication (natural and unnatural) and repair [Project]
Analysis of soil samples for their components, ability to hold moisture, fertility and pH [Project]
Will Nepenthes (pitcher plant) extracts contain enzymes that digest insect proteins [Project]
Test the effects of salt on canola and its transgenic lines (seed germination and plant growth). [Project]
Which medium results in effective mould growth? Synthetic, semi-synthetic or natural? [Project]
Explore the deep space - stars and black holes [Project]
What is Dark Matter? [Project]
Is there life in outer space? [Project]
Does life exists on Mars? [Project]

See also:
Middle School Science Fair Projects


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Last updated: January 2018
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