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Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

This project compares the strength of one, two, and three-ply toilet paper.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Test out various brands of permanent markers to see which one is least water soluble.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Science fair project that determines whether moths are attracted to one color of light more than others.

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.