Science fair project that illustrates the properties of black holes in space.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Do you think heat can affect a plant's growth rate?

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

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

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Evaluate gender differences in processing visual information.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Determine how we can separate the components of a solution

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.