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

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

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Here's one way to recycle: turn a tuna can into a mini barbecue and teach your child the power of resourcefulness!

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

Why are some pennies shiny and others dark and dull? Find out with this cleaning copper coins experiment, which transforms dark pennies to bright ones.

Give your budding young observers a chance to discover simple machines at use in their own home.

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!

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

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

The purpose of this science fair project is to build a basic radio.

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

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

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

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

This science fair project idea explores whether talking to a plant will help it grow.