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Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

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

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

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

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

This project examines the concentration of dissolved oxygen in water, with and without oil.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This science fair project idea determines the most effective method of preserving food.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

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 fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Test the combustion of different types of woods.

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

This science project researches the correlation between barometric pressure and wind velocity.