3rd - 5th Grade Physical Science Activities : Page 2

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

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 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.

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.

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.

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

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

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.

What happens when colored beams of light mix? You might be surprised.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

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

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

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

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.