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
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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

Absorbing water pollutants with corn cobs [View Project]
A reliable way to store and transport vaccines [View Project]
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
Copyright © 2003-2013 Julian Rubin