Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.

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

Experiment with magnetism in this 8th grade science activity in which your child will create a working compass using a steel needle, magnet, and jar.

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.

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

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

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

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.

Learn how different types of soil affect how animal tracks form in this experiment!

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!

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

This science fair project idea identifies and understands adaptations in birds.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.