Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

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

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Determine if gender affects the ability to identify different smells.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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

This science fair project idea demonstrates that plants give off water.

This project examines whether people's taste perception is influenced by what they see.

In this project children practice the scientific method while playing with puffy paint.

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

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

This science experiment has students test whether a snail moves faster on concrete or dirt.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

This science fair project idea determines which method of hand cleansing is the most effective.

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science fair project idea produces varying pitches of sound.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

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

Make a backbone model to explore human anatomy and life science.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.