The classic question of mixing water and wine (Ball 1896, p. 27) is the basis of the May problem, which can be solved without using computation.
Marie Hauk, mathaliv@interbaun, teaches mathematics education courses to preservice teachers at the University of Alberta and facilitates professional development sessions for practicing teachers. Beverley Kula, email@example.com, is an instructor in mathematics education at the University of Alberta. Problem solving is a primary focus of all her courses with preservice teachers. Edited by Julie S. Long, an assistant professor at the University of Alberta in Edmonton, Alberta, Canada. Each month this section of the “problem solvers” department features a new problem for students. Readers are encouraged to submit problems to the editors to be considered for future “problem solvers” columns. Receipt of problems will not be acknowledged; however, problems selected for publication will be credited to the author.