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These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Find out whether matte or shiny nail polish lasts longer.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

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

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

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

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

This science research project challenges students to think of more effective lobster farming methods.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

This science fair project idea determines the most effective method of preserving food.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Make sourdough bread...and learn some colonial history and modern science in the process!

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

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

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

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

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.