Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

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!

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

This science fair project will help students learn about non-vascular plants, such as mosses.

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

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

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

This science fair project idea investigates if fats add to the flavor of food.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

This science fair project idea explores the different properties of matter.

This science fair project idea determines what household items are good conductors of electricity.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

How do organic materials become soil? This science experiment measures what materials biodegrade.