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

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

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

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This science project examines the history of earthquakes and what we can do to prevent future disasters.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

This science fair project idea produces varying pitches of sound.

This science fair project idea demonstrates sonar mapping of the ocean floor.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Have you or your child ever heard that nursery rhyme and wondered just what curds and whey are anyway? Do this simple experiment together to find out!

This classic children's game demonstrates how sound travels through air vs. through a solid.