Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

Kids conduct a simple science experiment to see if seeds can grow without soil in this simple kindergarten science activity.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Make edible amber fossils with your second grader to explore the fascinating world of science!

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science fair project idea determines the probability of a coin landing heads or tails.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Test whether plants can grow without sunlight and water.

Construct and experiment with a periscope using reflected light rays to gather an image.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Find out whether putting something on top of a plant will inhibit its growth.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.