4th Grade Physical Science Resources : 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.

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

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

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.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

This science fair project idea produces varying pitches of sound.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

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.

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

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

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

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.

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.

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.