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9th Grade Science Fair Projects
Free Project Examples and Ideas by Grade Level

By Topic
Astronomy Aviation Biochemistry Biology Biotechnology
Botany Chemistry Computer Earth Energy
Engineering Environmental Health Physics Robotics
Zoology Astronomy Aviation Biochemistry Winning

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See also:
Grade 8 Science Fair Project Ideas and Examples
Grade 10 Science Fair Project Ideas and Examples
Middle School Science Fair Project Ideas and Examples
High School Science Fair Project Ideas and Examples

Improving hearing loss with tactile sound [View Project]
A water purification system that cheaply and portably purifies water for third world countries [View Project]
Reduce the amount of water flushed down a water closet with the same working efficiency [View Project]
The effect of current and filtration on hydrogen production in seawater electrolysis [View Project]
Determination of Bisphenol A (BPA) in Consumer Products in the Ottawa Region [View Project]
Prosthesis with direct interface with brain using electroencephalography (EEG) [View Project]
Are dandelions able to inhibit bacterial growth and have other health benefits? [View Project]
The Chances of Guessing Correctly on a Multiple Choice Exam [View Project]
A molecular, chemical and genetic assessment on the diversity of 16 faba bean lines. [View Project]
Investigate how cell phone radio-frequency waves affect the lifespan of a cricket. [View Project]
Effect of fine and coarse concrete aggregate and size on groundwater pollution [View Project]
Investigate change in water temperature as a result of El Nino [View Project]
What hand cleaner will do the best job to clean our hands? [View Project]
Stem cells: usage, advantages and controversy [View Project]
CANDU (CANada Deuterium Uranium) nuclear power generator [View Project]
Canadian petroleum industry and its impact on the environment [View Project]
A C# .NET FTP Application similar to a professional C++ FTP application [View Project]
How could be hair used in absorbing oil spills? [View Project]
The effects of microwaves on plants and human health [View Project]
Which vegetable oil biodiesel is an effective substitute for diesel fuel? [View Project]
The effects of urban heat islands on cities and global warming [View Project]
How does saltwater mix in an estuary? [View Project]
The effect of phosphate on the oxygen level in pond water [View Project]
Compare methods of purifying water - boiling, chlorination, ionization [View Project]
The removal of E. coli K12 from water [View Project]
Effects of acid rain on the life span of pond minnows. [View Project]
Multiple vs. the torque of a horizontal axis windmill. [View Project]
Multiple rotors vs. electrical energy output of a horizontal axis windmill.[View Project]
Ocean wave energy converted to electricity [View Project]
Geothermal energy efficiency and negative effects on the environment. [View Project]
Effects of temperature of a PEM fuel cell and electrolyser system [View Project]
Solar powered hydrogen fuel cell [View Project]
Research Ethanol Fuel [View Project]
Methanogenic bacteria subjected to anaerobic conditions produces methane (biogas). [View Project]
What is biofuel? [View Project]
Bat Trap Efficiency [View Project]
Construct a device for detecting black ice for blind people. [View Project]
How the different types of gears work and what gears are used for. [View Project]
The effects of the width, depth and cross-section shape of a beam on its strength [View Project]
Will a structure with a crossbeam support more mass than the structure without it? [View Project]
Determing if changing a sail's depth or camber would affect how well the wing went upwind. [View Project]
The effect of the thrust of a rocket on the height the rocket can go [View Project]
Build a directional antenna and test it in comparison to a commercial one. [View Project]
Robots in everyday life [View Project]
Neural network recognition of the difference between single and double colonies of bacteria [View Project]
Development of an Embedded 3D Robot Visual System [View Project]
Object Recognition using a scanner, web camera, etc., and a VB6 computer program [View Project]
Investigate the CCD: Heart of the Digital Camera and other Optical Devices [View Project]
The use different types of digital media as the cover mediums for Steganographic purposes [View Project]
Patient's medical information encoded into ultrasound, CT and MRI images [View Project]
Explore remarkable molecules - Buckyballs & Buckytubes. [View Project]
Which is more stronger: plexiglass or glass? [View Project]
Test the effectiveness of antibacterial substances on E. coli. [View Project]
Determine if boiling water and the use of chlorine will kill coliforms to safe level [View Project]
Determine if energy released during chemical reactions can be stored by stopping it [View Project]
Test water for pH, dissolved oxygen, nitrate, phosphates, coliform bacteria, iron and hardness [View Project]
DNA and Genetic Engineering [View Project]
The Human Genome Project (HGP): key factors and scientists involved [View Project]
Research DNA replication (natural and unnatural) and repair [View Project]
Analysis of soil samples for their components, ability to hold moisture, fertility and pH [View Project]
Will Nepenthes (pitcher plant) extracts contain enzymes that digest insect proteins [View Project]
Test the effects of salt on canola and its transgenic lines (seed germination and plant growth). [View Project]
Which medium results in effective mould growth? Synthetic, semi-synthetic or natural? [View Project]
Explore the deep space - stars and black holes [View Project]
What is Dark Matter? [View Project]
Is there life in outer space? [View Project]
Does life exists on Mars? [View Project]




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Last updated: June 2013
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