Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

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

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.