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

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

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

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

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!

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

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.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Challenge your learner to design and build a city of their own in this creative engineering activity.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Help your young learner discover why the insects that a spider eats stick to its web but the spider doesn't.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!