Delta-K, Feature Articles, Problem Solving, Volume 30, Issue 1 Logo and Problem Posing October 1, 1991 Journal of the Mathematics Council of the Alberta Teachers’ Association Volume 30 Issue 1, October 1991 11 – 15 Logo and Problem Posing J. Dale Burnett “Every tool carries with it the spirit by which it has been created.” (Heisenberg 1958, 27)