Discover whether cold or hot water from the faucet will boil faster on the stove.

Test whether plants can grow without sunlight and water.

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

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.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

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

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

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.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

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.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

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

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.