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This experiment will explore whether adding different substances to a gel affects its strength.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Think about the adaptive utility of an important aspect of our physiology.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

What colors can dogs see? Do they only have black and white vision, or can they see other colors too? Find out in this cool science experiment!

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

Science fair project that demonstrates how stalagmites and stalactites are formed.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

This science fair project idea provides evidence that air is everywhere and takes up space.

This experiment will examine and precisely measure the amount of sugar in various sodas.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

Science fair project that determines how we can change potential energy into kinetic energy.

Learn about the factors that influence group conformity.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

Investigate which substances are most effective at removing salt from water.

Discover which fabrics shrink the most in the wash and why.

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.