The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This science project examines the history of earthquakes and what we can do to prevent future disasters.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

This science project allows students to study the psychology of happiness.

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

In this experiment we use Scotch Guard to make sand that resists water.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

This science fair project examines the different composition of fungi and plants.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Think about the adaptive utility of an important aspect of our physiology.

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

This science project researches the correlation between barometric pressure and wind velocity.

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

This science fair project idea studies the differences in gender perception between people.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.