What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Have your kid build an ice sculpture in this activity that's so fast, fun, and messy it's the perfect way to demonstrate how much fun experiments can be!

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

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

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

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

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

If you hold a fire up to a balloon, it pops instantly. What if you could prevent this from happening? In this project, we do just that.

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

This science fair project idea explores substances that cause a bubble to last longer.

In this experiment, your middle schooler will chart the effects of oil on a feather in order to grasp the tragic effects of oil spills on wildlife.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

This science fair project idea determines which flower lasts the longest.

Encourage imagination and creativity with this magical craft that lets your child make and design his very own dragon egg.

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.