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What happens when colored beams of light mix? You might be surprised.

Adding Colors: An Optical Experiment

Learn the language of chemistry by reading and writing chemical equations in this middle-grade worksheet!&nbsp;

Reading and Writing Chemical Equations

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

SPEAK LOUDER! How Does a Microphone Work?

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Study Game: Planets!

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Beautiful Bubble Iridescence

Kids practice identifying solids for a lesson on the states of matter in this 1st grade physical science worksheet.

Matter Mixup: What's a Solid?

Kids practice identifying liquids for a lesson on the states of matter in this 1st grade physical science worksheet.

Matter Mixup: What's a Liquid?

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

Experiment with Boiled Egg Science

Use this lesson to show your students the different types of solids, liquids, and gases. Show them how a solid turns into a liquid and how a liquid turns into a gas by using real life examples.

States Of Matter: Identifying Solids, Liquids, and Gases

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Can You Hear Me Now?

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?

When you see those sunscreen "protection levels," what does that really mean?  Try this experiment to find out.

Sunscreen Experiment

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Build a Castle...and Explore First Grade Geometry!

This hands-on lesson will get your students to investigate some mystery liquids, and they will have to use their observational skills to figure out what they are.

Liquid Detectives

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Traveling Tsunamis 

Learn all about charging by friction with this fascinating science worksheet for middle grades!

Methods of Charging Part 1: Charging by Friction

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Why Does the Earth Spin?

Show what you know about Isaac Newton&rsquo;s First Law of Motion with this physical science matching activity!

Newton's First Law of Motion

Why do doorknobs and high-fives sometimes give you an electric shock? Read all about charging by conduction in this middle-grade science worksheet!

Methods of Charging Part 2: Charging by Conduction

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Make Gak: Experiment with Polymers

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Spooky Science Experiment

This science fair project idea demonstrates sonar mapping of the ocean floor.

Understanding Sonar Mapping of the Ocean Floor

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Make Your Own Putter

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

The Impact of Distance on the Doppler Effect

Explore how force and mass affect an object&rsquo;s motion with this physical science worksheet for middle school!

Newton's Second Law: Mass, Force, and Motion

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

How Strong are a Bird's Bones?

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Amazing Aerodynamics

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Light and Mirrors

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Mental Mix Up: Experimenting with Your Ability to Focus

In this teacher-approved lesson, students will make and play with oobleck (corn starch and water), then write about their experiments. Young scientists will have a blast seeing their oobleck mixtures seemingly come to life.

Ooey Gooey Oobleck

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