Learn about this simple machine and make a pulley of your own to use for fun science trials.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

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

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

Got a young scientist at home? Try this project with him!Create your own molecule design with this home-made clay recipe and some toothpicks!

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Kids learn how to make a simple electric motor in this great engineering science fair project that teaches them how current generates its own magnetic field.

Start thinking about how the internet works by assembling an Ethernet cable of your own!

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

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!

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

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

Let your young adventurer go bug hunting in the great outdoors with their very own bug net!

Help your child make a beautiful homemade sandcastle that will last!