2nd and 3rd Grade Physical Science Resources : Page 2

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

This science fair project idea explores whether talking to a plant will help it grow.

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!

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?

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

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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

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.

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!

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?

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!

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.

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

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.

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!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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

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

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.