This biodiversity project examines the biodiversity in your own backyard.

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

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

In this activity your child will create their very own marble maze!

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This science fair project idea investigates how color affects temperature.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

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

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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

This science fair project idea examines the reason boats are shaped and engineered.

This project investigates the affect of storage temperature on microwave popcorn.

This science fair project idea investigates how the shape of an object affects drag.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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!

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

In this design challenge, your child will create a parachute for a small toy using typical household items.

This science fair project examines how seeds hitchhike on animals and clothing.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

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

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

This science fair project explores how osmotic pressure forces water through the root up into the plant.