This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

Find out whether putting something on top of a plant will inhibit its growth.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

This science fair project idea assesses the effect of music on work performance.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Test whether spot magnets can help improve the symptoms of an injury.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

Science fair project which compares the rates of photosynthesis for various light sources. Which type of light will be best for photosynthesis and why?

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.