This science fair project idea uses the process of chemical weathering to change a mineral.

This science fair project idea will be examining oxidation and acid rain

In this experiment, recycled objects are separated to demonstrate how mixtures are made and the variance in the physical properties of their ingredients.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Discover which method for odor removal words the best for stifling refrigerator odors.

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

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

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

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.

This project investigates the affect of storage temperature on microwave popcorn.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

Here's a guide to starting a community clean-up project from scratch.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Show your preschooler how to create a simple windsock using a colorful piece of tissue paper, a pipe cleaner, and yarn.

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

The project investigates how water and movement affects erosion.

Engineers in training can get started with this simple wheel-and-axle construction activity.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

Help your child hunt and capture bugs to observe to practice important science skills and satisfy her curiosity simultaneously!

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

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.