How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This science fair project idea explores whether color affects a person's emotional state.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

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

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

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

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.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

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

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

This science fair project idea produces varying pitches of sound.

This project explores ways to prevent static electrical shocks.

Learn whether writing things down really makes things easier to remember.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair project teaches students the differences between fruits and vegetables.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.