How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

In this fun experiment, we'll find out how color affects heat absorption!

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

This science fair project idea examines which type of insulation holds in the most heat.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

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

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Construct batteries that make electricity from fruits with this fun science fair project.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Examine the effect of pressure on carbonation in soda.