This science fair project idea investigates the difference in reaction times between boys and girls.

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

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

How well can people recall what they have observed. Test your knowledge in this fun experiment.

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.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

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.