How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

This science fair project idea explores substances that cause a bubble to last longer.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

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

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Find out whether a longer airplane will fly farther or a wider paper airplane.