Science fair project that uses distillation to convert salt water into fresh water.

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This science fair project idea investigates food preference of birds.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

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

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Take a dive into the candy jar with this yummy science experiment.

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

Examine spreadsheet functions and design a new way to utilize spreadsheets. Analyze a spreadsheet program to familiarize yourself with its capabilities.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

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

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

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Science fair project that tests whether cats have a preference for organic food.

In this experiment, you experiment with laser jet toner, a magnetic fluid, as it moves, bubbles, and forms unique shapes.

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

This science fair project studies whether DSLR and Point-and-Shoot cameras work the same way under all conditions.

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

This cool physics demo illustrates the simple harmonic motion of a pendulum while teaching kids the important concepts of potential and kinetic energy.

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!