Elementary School Physical Science Activities : Page 2

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

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

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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

How powerful is the reaction between baking soda and vinegar? Find out here!

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?

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

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

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

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

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

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

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

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

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.

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

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

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

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

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