1st - 4th Grade Physical Science Resources : Page 5

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.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

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

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

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

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!

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

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!

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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!

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

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