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

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.

In this project, waves of vibrations are experimented with using water in glasses.

In this project children practice the scientific method while playing with puffy paint.

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

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

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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.

Find out whether a longer airplane will fly farther or a wider paper airplane.

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!

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

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!

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

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

This experiment challenges students to forecast the weather based on the surrounding areas' weather.