It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Word color association is just a fancy way to talk about the way we connect colors with words.

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

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

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

This science fair project idea explores whether talking to a plant will help it grow.

The objective of this science project is to determine the length of time for different seeds to germinate.

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

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.

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

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

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

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.