This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

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

Create an outer space painting with chalk, water and black paper in this art project that explores the solar system.

This science fair project idea explores what common compounds can be easily separated out in a centrifuge.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

This science fair project idea explores discover whether there are any patterns or trends in the memories between different genders.

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

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

Build your child's vocabulary by exploring and discussing spatial relationships during everyday activities such as building, rearranging, and ordering.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This project explores whether the tempo of the background music we hear in a businesses is important to the environment and how customers move.

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.