The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

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

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

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

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This science fair project idea produces consumable fresh water from salt water through desalination.

This science fair project idea explores the fastest average speed a human can talk.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

This science fair project idea determines the probability of a coin landing heads or tails.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

Are you ready to pilot your own airplane? Well, then take to the skies with this high-flying project!

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.