Solar Cells & Photovoltaics
Science Fair Projects
Ideas and Sample Projects by Grade Level

Home Experiments Solar Inventions Warning!
Primary School - Grades K-3
P=Project   E=Experiment
Elementary School - Grades 4-6
P=Project   E=Experiment
How do different sizes, angles, and temperature affect the voltage of the solar panel? [P]
Determine how varying the amount of light falling on the Frightened Grasshopper Solar-Powered Bug affects its level of movement. [E]
Charge a supercapacitor with a solar panel, then measure how the charging time affects how long the supercapacitor can power a car's electric motor. [E]
Can a spacecraft use solar panels at Saturn, Mars? [E] [E] [E]
Measure the power of the sun (insolation). [E]
Build a solar toy car and explain its operation. [E] [E] [E] [E] [E] [E] [E] [E] [E] [P]
Solar Energy Cost & Efficiency Science Fair Projects & Experiments
Middle School - Grades 7-9
P=Project   E=Experiment   C=Electronic Circuit
Design and build a solar-powered car. [E]
DIY a solar battery charger [C]
Increasing the Useful Lifetime of Solar Panels [E]
Compare the performance of solar and battery power for a bristlebot in different weather conditions. [E]
Does the Color of Light and the Temperature of Solar Panels Improve the Efficiency? [E]
Sushi Power: Making Solar Cells from Seaweed and Squid Ink [E]
What are the important variables to consider when you are building an automated solar tracking system with Arduino? [P]
How Do Different Natural Dyes Affect the Longevity and Power Output of Nanocrystalline Dye-Sensitized Solar Cells? [E]
Follow the Light: Maximizing Solar Cell Efficiency [E]
Solar power harvesting using fruit dye solar cells [P]
Determine the effect of the number of solar panels and distance between the lamp and the maglev on the voltage and speed of the solar-powered pulley system maglev train. [P] [P]
Construct you own Solar Powered Radio [E]
Solar Powered DC Electrical Motor: Directly and Indirectly Powered [E]
Solar Powered Battery Charger Construction and Calculations [E]
Investigate Solar Cell Parallel Circuits [E]
Investigate Solar Cell Series Circuits [E]
How Does Shading Affect the Power Output of Different Solar Panel Technologies (Monocrystalline, Amorphous)? [E]
Developing a Passive Concentrator/Tracker for Photovoltaic Panels [E]
Analyzing Solar Cell Efficiency When Using a Sun Tracker [E]
Compare the photovoltaic energy generation capabilities of conductive glass-based and conductive polymer film-based Graetzel solar cells. [E]
Can one or more solar panels be connected to produce enough energy to charge an iPhone in the same amount of time it would take to charge an iPhone from a USB port or an Apple Power Adapter? [E]
Generate a direct current using solar cells to power an apparatus that desalinates enough water for an average person's use. [E]
Use a solar car to discover if the position of the sun affects the power generated by solar panels. [E]
The effect of the angle of incident light on the output power of a solar panel [E]
See if juices from plants native to Humboldt County, when used as base materials in Graetzel photovoltaic solar cells, can generate electrical power. [E]
Will the use of lenses improve the efficiency of a solar panel? [E] [E] [P]
Can reflectors boost the electrical output of solar panels? [E] [E]
Building and Testing a Solar Powered Car So That It Is Able to Run at Night [E]
Determine if the angle of the sun affects the speed of a solar car [E]
Measure the power of the sun (insolation). [E] [E] [E]
Build a solar toy car and explain its operation. [E] [E] [E] [E] [E] [E] [E] [E] [E] [P]
The Effects of Atmospheric Pollution on the Performance of Solar Cells [E]
How Does Solar Cell Output Vary with Incident Light Intensity? [E] [E]
Effect of Direction and Tilt Angle of Solar Cells on Electrical Power Generated [E] [E] [E] [E] [P]
Which type of light - fluorescent, incandescent, or halogen - would make a solar panel produce the most amount of light? [E]
Which materials perform the best as enhancing reflectors for solar panels [E]
Temperature effects on the energy developed by a solar panel (photovoltaic cell) [E] [E] [E] [E] [P]
Testing the Effect of Dust on a Photovoltaic Cell's Output [E]
Compare the electrical output of a solar panel in four different weather (cloudiness) conditions. [P]
How is light affected by distance? [E] [E]
How solar yard lights work? [E] [E]
Demonstrate with a compass current production by a cell exposed to light. [E]
How Adding Solar Panels Affects the Running Time and Distance Traveled by an Electric Go-kart [E]
Solar Energy Cost & Efficiency Science Fair Projects & Experiments
High School - Grades 10-12
P=Project   E=Experiment
Build a Solar-Tracking Robot [E]
Enhancing the Efficiency of Self-Assembled Organic Solar Cells with the Addition of a Second Electron Donor and Graphene [E]
The Effect of Chloride Ion Concentration in Organolead Halide Perovskite Crystal Based Solar Cells [E]
Design and Testing of a Fluid Based Solar Tracker [E]
Rapid Quantum Dot Solar Cell Optimization: Integrating Quantum Mechanical Modeling and Novel Solar Absorption Algorithm [P]
Improving Efficiency of Organic Solar Cells Using Lead Phthalocyanine [P] [P]
A Photoelectrochemical Cell to Obtain Hydrogen from Water with Visible Light [E]
Test Photovoltaic Cells vs. Solar Thermal Energy (Stirling Engines) Efficiency [E] [E] [E]
Can Solar Energy Systems Pay for Themselves with Utility Bill Savings? [E]
Determine if dye-sensitized solar cells that implement berry pigments absorb more solar energy than dye-sensitized solar cells that implement leaf pigments. [E]
Improve photovolatics by the construction of a modified Cassegrain reflector. [E]
Investigate Gr�tzel photovoltaic cells. [E] [E]
A solar panel will output different levels of power depending on the color and wavelength of the incoming light. [E] [E] [E] [E]
An innovative passive high-precision photovoltaic panel tracking system [P]
Is solar energy a non-polluting way of producing electricity? [E]
How many solar cells would I need in order to provide all of the electricity that my house needs? [E] [E] [E] [E]
Design a replacement electrolyte for the potassium iodide/iodine electrolyte in Gr�tzel type dye-sensitized photovoltaic cells using simpler materials [E] [E]
Build a solar bicycle [E]
An Experimental Study of a Fluorescent Solar Concentrator [E]
Describe alternative energy sources and outline advantages and disadvantages of any source. [E] [E] [P]
Solar Energy Cost & Efficiency Science Fair Projects & Experiments
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Citation Guides, Style Manuals, Reference [R]
Safety Resources [R] [R]
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The Scientific Method - How to Experiment
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Topics, Ideas, Sample Projects

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Last updated: January 2017
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