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Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

This surprisingly good glue recipe comes from common kitchen items.

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

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

With this activity, not only will you be experimenting with giving accurate information, you'll also teach your child how to write good scientific procedures.

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

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Build an electroscope, a simple device that measures static electricity, or the freely flowing electrical charges of the atmosphere!

Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.

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

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

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

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

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

This activity is a great introduction to polymer chemistry. It might seem complicated, but all you'll need is the material found inside of a baby's diaper!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

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

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

Introduce your child to science with something they see everyday--their shadow!

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!

Introduce your child to the amazing, almost magical phenomenon of static electricity!

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.

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.