Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

In this experiment you will use plastic and magnets to test your local soil composition.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

This science fair project idea explores which fruit molds the fastest.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Cleaning can be a chore, but not with this sudsy experiment!

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

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

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

In this science fair project, students use the streak test to tell minerals apart from each other.

This science fair project idea investigates the hardness property of minerals.

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

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

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Explore the belief in astrology as a predictive system.

This science fair project idea examines whether boys and girls differ in reflexes.

In this science fair project, students examine how temperature affects sugar transport within a plant.

Plants and light seem to be good buddies, but how far does the friendship really go?

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

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?