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

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Research and understand basic computer science. Build a simple computer, following instructions found online. Design a new or improved feature.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Here's a simple science activity that will help your child better understand how wells bring us water.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

This science fair project idea examines whether music has an effect on a person's ability to complete a simple task that requires concentration.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

Monitor the impact learning how to play chess has an academic performance. Divide subjects into two groups compare GPA

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.