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

Try this chemistry experiment with your curious kid and get some "shocking" results!

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!

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

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!

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

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

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

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.

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

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

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

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

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

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.

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

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

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

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

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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.

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

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

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

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.