Problems 1–3 and 5–8 were contributed by Claudia Carter, Mississippi School for Mathematics and Science, Columbus, Mississippi: Anita Clark, Marshall High School, Marshall, Michigan: Catherine Mulligan, Bishop Fenwick High School, Middletown, Ohio; and Susanne Westegaard, Montgomery-Lonsdale Public School, Montgomery, Minnesota. Problem 4 was offered by Richard G. Brown, 7 Nelson Dr., Exeter, NH 03833. Problems 9, 10, and 16 were prepared by Margaret J. Kenney and Stanley J. Bezuszka, S.J., of the Mathematics Institute, Boston College, Chestnut Hill, MA 02167-3809. Problems 11-15 and 30 were adapted from Discovering Mathematics: The Art of Investigation by A. Gardiner (Oxford: Oxford Science Publications, 1987). Problems 19 and 20 were provided by Robert H. Becker, 526 Harding Ave., Schillington, PA 19607-2802. Problems 17, 23, and 24 appear in the Second Book of Mathematical Bafflers, edited by Angela Fox Dunn (New York: Dover Publications, 1983). Problems 18, 21, 22, and 25 were adapted from Cariboo College High School Mathematics Contest Problems 1973–1992, edited by Jim Totten (Kamloops, B.C.: Cariboo College, 1992). Problems 26–29 were submitted by Barry Scully, York Region Board of Education, Aurora, ON L4G 3H2. Problem 31 was adapted from The Mathematical Funfair by Brian Bolt (Cambridge: Cambridge University Press, 1989).
Designing PISA Like Problems for West Sumatra Mathematics and Science Junior High School Teachers