In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

Want to get your bookworm interested in science? Check out this cool activity that teaches kids how to write science fiction!

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

This science fair project idea explores if people with cool skin tones prefer cool colors and people with warm skin tones prefer warm colors.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Make sourdough bread...and learn some colonial history and modern science in the process!

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.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

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

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

Introduce your child to science with something they see everyday--their shadow!

This science project has students study the idea of human beauty.

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!

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

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.

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

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

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!

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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!

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.