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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?

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

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

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science fair project teaches students the differences between fruits and vegetables.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Discover whether cold or hot water from the faucet will boil faster on the stove.

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.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Is it a square or a circle? See if you can trick your friends with this zany science project!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

This surprisingly good glue recipe comes from common kitchen items.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

This science fair project idea examines the reason boats are shaped and engineered.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.