The author was looking for a demonstration that actually used wind shear forces to set up the tornado effect when he saw a video produced by The Tornado Project called "Secrets of the Tornado". This video not only shows dozens of actual tornadoes, but also gives construction techniques for several different styles of tornado boxes that are…

Describes an approach to teaching the scientific method where an outbreak of cholera within the school is simulated. Students act like epidemiologists in an attempt to track down the source of the contamination. (PR)