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

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.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Find out which kind of bubble wrap fares best when put in impact.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea explores substances that cause a bubble to last longer.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

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

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

In this project, vinegar and salt act as preservatives keeping bacteria from growing in the bouillon mixtures.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

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

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?