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Use a fish tank to simulate a pond! This science fair project explores the relationship between acid rain and the dissolved oxygen concentration of water.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Here's an amazing recipe your kids are sure to gobble up, whether they're Jewish or not.

Help your child learn one of the most beautiful mathematical expressions in nature as she uses the Fibonacci sequence to create a "spiral of beauty."

Is your kid struggling with number recognition? Here's a great way to go fishing for numbers that will feel more like play than counting practice.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Ever wonder where paint comes from? This recipe works well with preschoolers because of its consistency and its natural nontoxicity.

Make cleaning fun with a duster made from a decorated tube sock.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

Kick off the spookiest time of the year with an art project inspired by the ancient Egyptian process of mummification.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

A great way to cultivate awareness, focus and attention in the present is through movement. Mindful movement can also decrease stress and anxiety and increase calm.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Celebrate the blooming season with your kid by showing him how to make a magical spring mosaic out of all natural materials!

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

Introduce your child to the world of kite flying with Kite Frisbee, a great game that develops her kite flying and Frisbee playing abilities at the same time.

Here's how to practice order of operation, and help your middle schooler complete her homework in half the time!

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

This fun first grade activity will make your child love vegetables (well, racing them anyway). Build a racecar from a zucchini and challenge the whole family!

Help your child will learn about shapes and patterns by creating her own masterpiece mosaic out of dried beans.