We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

In this experiment you will use plastic and magnets to test your local soil composition.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

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.

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

This simple experiment serves as an introduction to the greenhouse effect.

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

This experiment will investigate whether reward or punishment is more apt to motivate people.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

This experiment will explore the best way to create a perfect soft-boiled egg.

This science fair project idea discovers the effect of (high) heat on animal cells.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

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