Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

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

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

This science fair project idea examines the reason boats are shaped and engineered.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!