Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

This simple experiment serves as an introduction to the greenhouse effect.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.