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 free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Make a spring collage with your child to get them outside and those creative juices flowing!

Engineers in training can get started with this simple wheel-and-axle construction activity.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

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.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Cleaning can be a chore, but not with this sudsy experiment!

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

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.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Help your kindergarten science maven explore the water cycle without getting everything wet.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

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

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.