This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

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.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

Engineers in training can get started with this simple wheel-and-axle construction activity.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

The project investigates how water and movement affects erosion.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

This science fair project idea investigates whether air has mass and weight.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.