Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

In this science fair project, students evaluate test subjects to determine if certain personality traits are more common in frequent users of social media.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

Compare fractions in this two-player math game. The objective of the games is to work together to determine who has created the largest fraction.

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

The purpose of this science fair project is to determine whether Green Bags, with or without refrigeration, are most effective in preserving food.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

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

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Prepare for some scary Halloween counting practice! This game encourages players to knock down cylinders and then add to determine their scores.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Get a cool middle school chemistry project idea on how to determine whether a physical or a chemical change has taken place.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

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

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

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

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.