Julian's Science Fair
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7th Grade Science Fair Projects
Free Project Examples and Ideas by Grade Level


By Topic
Aviation Biology Botany Chemistry Earth
Electricity Energy Engineering Environmental Health
Math Zoology Aviation Biology Winning

Entire Collection

See also:
Grade 6 Science Fair Project Ideas and Examples
Grade 8 Science Fair Project Ideas and Examples
Middle School Science Fair Project Ideas and Examples

Build a simple, and an advanced app for the iPad or iPhone. [View Project]
How does nutrients affect the cell densities of green algae? [View Project]
The effect of knowing class grade average on students' performance [View Project]
Comparing the effects of footwear on postural shifts and stride lengths [View Project]
Proton therapy for treating cancer [View Project]
Nutritional values of organic strawberries vs. conventionally farmed strawberries [View Project]
Best methods for graffiti removal [View Project]
The effect of sleep amount on learning and academic performance [View Project]
Does aerobic exercise improve cognitive function? [View Project]
Does an electric toothbrush remove more plaque than a manual toothbrush? [View Project]
How accurately the egg producers measure their eggs? [View Project]
Statistically analyze the best picks for a playoff hockey pool. [View Project]
Variable values change effect on the fractal Mandel equation calculation time [View Project]
Genetic and Pathogenic Variation among Ascochyta rabiei (a chickpea disease). [View Project]
Investigation of Absorbing Impact Forces in a Hockey Helmet [View Project]
Which Bridge Will Support More Weight: Beam, Arch Bridge or Suspension Bridge? [View Project]
Find the amount of ground-level ozone near your home. [View Project]
Effect of an Oil Water Separator's Shape on Its Effectiveness [View Project]
How do oil spills affect plant growth? [View Project]
The Effect of Water Acid Levels on the Growth of Radishes [View Project]
Determine the effect of different water pollutants on corn. [View Project]
Effect of Different Waters on the Growth of Soybeans [View Project]
Determine what natural pesticide is most effective against crickets. [View Project]
Which Liquid Germinates a Bean Seed the Best? [View Project]
Determine the effect of organic pesticides on ladybugs. [View Project]
Effect of carbon dioxide on temperature change in the atmosphere [View Project]
Effect of Turbidity on Dissolved Oxygen Levels of Water [View Project]
Effect of vegetation decay on water acidity. [View Project]
Effect of flow rate on water quality parameters. [View Project]
How a community living along a creek affects the quality of the creek water [View Project]
Effect of Damming on Water Quality Conditions for Aquatic Life [View Project]
The effect of pH levels on the growth of minnows [View Project]
Effect of Human Activity on Water Quality and Stream Pollution [View Project]
Effect of Development on Water Quality [View Project]
The Effect of Antifreeze on the Survival Rate and Growth of Algae [View Project]
The effect of salinity on the survival rate of daphnia [View Project]
The Effect of Antifreeze on the Survival Rate of Daphnia pulex [View Project]
Does Fluoride Affect the Survival Rate of Daphnia? [View Project]
The Effect of Different OTC Medications on the Survival Rate of Daphnia [View Project]
What material, when burned, gives off the most black carbon particulates [View Project]
Which location in town has the most pollution? [View Project]
Effectiveness of Furnace Air Filters [View Project]
How does different pH water level affect algae cell structure? [View Project]
Comparing Wood Pellets for Heat Output and Burn Time [View Project]
Blade Separation and Wind Speed on a Savonius Rotor Windmill [View Project]
The Effect of Various Wind Speeds and Blade Factors on Energy / Voltage Output [View Project]
Temperature effects on the energy developed by a solar panel [View Project]
Effects of Angle of Solar Cells Towards the Sun on Electrical Power Generated [View Project]
Will the use of lenses improve the efficiency of a solar panel? [View Project]
Comparing the effect of electrical load on a fuel cell and rechargeable batteries [View Project]
Does temperature affect the performance of a fuel cell? [View Project]
How does ethanol as a fuel compare to today’s conventional fuels? [View Project]
Heat Output of Diesel, Kerosene and Biodiesel in Smudge Pots [View Project]
Which treated wood can withstand better a fire? [View Project]
Which building design will best withstand an earthquake? [View Project]
What are flying cars? [View Project]
Build a solar toy car and explain its operation. [View Project]
The effect of the shape of towers on their strength [View Project]
Is the procedure employed by air traffic controllers to controll air traffic efficient? [View Project]
Determine the conductivity of different liquids [View Project]
Does an incandescent bulb produce more heat than a fluorescent bulb? [View Project]
Which battery works better? Alkaline, lithium, nickel cadmium, or nickel metal hydride? [View Project]
The battery: science, technology, history and innovations [View Project]
Investigate the desert as a unique biome [View Project]
What are Natural Disasters? [View Project]
Create an efficient cold pack using water and different types of fertilizer. [View Project]
Are the inks of different markers and highlighters mixtures of the same colors? [View Project]
Determine the relationship between temperature and the corrosion rate of aluminum [View Project]
Research genetics and genetic engineering [View Project]
Investigate the effect of antibiotics on plant growth [View Project]
Temperature effect on mold growth [View Project]
What effect does the salicyclic acid in the "pain relief" medicine aspirin have on the growth of plants? [View Project]
Research the history of space exploration and Canada’s contribution. [View Project]




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Last updated: June 2013
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