This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.