Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Science fair project that compares tap water and bottled water for the presence of common impurities.

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

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

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.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

The goal of this science fair project is to investigate the effect of irradiation on the germination and growth of vegetables, such as the tomato plant.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

The objective of this science fair project is to determine whether planaria reproduce asexually by regeneration.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.