Elementary School Physical Science Resources : Page 4

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Teach your child how butter is created by shaking up cream the old-fashioned way.

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

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.

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.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

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.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

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

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.