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

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea examines whether boys and girls differ in reflexes.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Construct and experiment with a periscope using reflected light rays to gather an image.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Start your toy engines -- this is going to be a fast and friction-filled race!

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

This science fair project idea provides evidence that air is everywhere and takes up space.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.