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

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

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

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

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.

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

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

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!

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.

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.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

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

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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.

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.

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

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

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

Find out whether matte or shiny nail polish lasts longer.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.