In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

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

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This project examines whether people's taste perception is influenced by what they see.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

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

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.

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.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This science fair project idea investigates the difference in reaction times between boys and girls.

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

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

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.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

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

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

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

Cleaning can be a chore, but not with this sudsy experiment!

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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