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

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

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

Learn with makes water molecules work with this fun and easy science activity!

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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.

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

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

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

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

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

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

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

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

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!

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

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

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

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

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

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.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.