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 experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

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.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

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

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

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 activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

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.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

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.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

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

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

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!

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

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