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Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!

Conductors and Insulators

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.

What is Solar Energy

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

Is It Gold?

Get charged up about static electricity with this informative fourth- and fifth-grade worksheet!

Overall Charge and Static Electricity

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!

Energy Transformation

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

Simple Machines at Home

Would your child like to learn about a hidden world?  All she needs to do is open her box of markers!

Liquid Chromatography

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

Marble Physics

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

Can Your Own Spaghetti Sauce

This science fair project creates a visual model of what&acirc;s happening to sound waves as a car approaches and then leaves.

How to Create a Visual Doppler

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Viking Funeral

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Taste Test Science: Fool Your Tongue!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

How to Make a Bouncy Ball

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

Flying Potato

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

Halloween Decorations: Make Ghouly Hands!

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Skewered Balloons!

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Testing the Solubility of Common Liquid Solvents

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

Volcano Project

Mad scientists! In this lesson, your students will explore electrical circuits and engage in a hands-on activity to create them. They will identify the differences between parallel and series circuits.

Mad Scientist: Electric Circuits

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

Make a Fistful of Slime!

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Make Your Own Soap

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

Recycling Christmas Lights

An home science experiment for older students that teaches about the science behind heat.

How to Make a Whirligig

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

How Does Sound Travel?

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

Candy Science Experiments: Toffee!

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

Skin Science!

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

How to Make a Water Wheel

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