Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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.

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

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

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.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

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

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

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.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

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

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.

The goal of this project is to create an exciting topographical map out of dough.