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

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

This science fair project idea demonstrates how our fingers prune when in water.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

This experiment explores whether music affects the growth of bacteria and could help figure out better ways to process sewage and other microbe-assisted duties.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

This exploration of different types of energy will help young minds appreciate and observe thermal, kinetic, mechanical, and other forms of energy.

Invite your middle schooler to bungee jump ... with eggs! This experiment will demonstrate Newton's laws of physics in an entertaining way.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.