Test out various brands of permanent markers to see which one is least water soluble.

How powerful is the reaction between baking soda and vinegar? Find out here!

Check out this cool science fair project on identifying rocks and minerals for kids.

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

Do different types of oil mix or stack? Find out in this science fair project idea!

In this activity, find out who the flowers' "partners in crime" are by being a flower spy!

This science fair project idea explores what common compounds can be easily separated out in a centrifuge.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

Your preschooler is familiar with the colors in their crayon box, but can they find these colors in the world? Take them on a scavenger hunt to find out!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

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

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Do males really prefer listening to male than female singers? Find out when exploring this science fair project!

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

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

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

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

Are you able to endure long periods of exercise? Find out if snorers can exercise longer than non-snorers.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

Help your first grader design and create his very own bird feeder out of an empty milk carton.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.