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Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

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

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Start thinking about how the internet works by assembling an Ethernet cable of your own!

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

This science fair project idea studies how talking on a cell phone affect driving?

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

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

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

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

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

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

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!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Engineers in training can get started with this simple wheel-and-axle construction activity.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Try this chemistry experiment with your curious kid and get some "shocking" results!