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

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

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

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

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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

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

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

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

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

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

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

This science fair project idea produces sounds by creating vibrations using different objects.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

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

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

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

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

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

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This surprisingly good glue recipe comes from common kitchen items.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

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

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!

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

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.