In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).