How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Make a spring collage with your child to get them outside and those creative juices flowing!

This science fair project idea demonstrates that plants give off water.

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.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

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

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

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.

This science fair project idea investigates how the shape of an object affects drag.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

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?

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!

Start your toy engines -- this is going to be a fast and friction-filled race!

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

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

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

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

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

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.