This experiment explores how microwave radiation affects fungi, bacteria, and plant life.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

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

This science fair project idea studies how talking on a cell phone affect driving?

This science fair project idea investigates how images are influenced by changes in light.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.

This science fair project idea discovers the effect of (high) heat on animal cells.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.