Amusement Park Index - links to USA amusement parks.
Sites provide data about their rollercoasters.
Chance Statistics - Chance course in introductory probablility or statistics. Biweekly newsletter available providing abstracts of newspaper and journal articles and discussions for class use. Behind the Number - Articles about math in sports. Fermi Questions Library - Fermi questions emphasize estimation, numerical reasoning, communicating in mathematics and questioning skills. Fusion Data - mathematical exercises to study and analyze actual data from Tokamak Fusion Test Reactor.