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

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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

This science fair project idea explores whether white light can be separated into different colors.

In this experiment we will be determining whether birds prefer certain colors of seed.

In this science fair project, students use the streak test to tell minerals apart from each other.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

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

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

This science fair project idea produces sounds by creating vibrations using different objects.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

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

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

This science fair project idea investigates how color affects temperature.

Examine the effect of pressure on carbonation in soda.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

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