To state a theorem and then to show examples of it is literally to
teach backwards.
(E. Kim Nebeuts)
"people are most strongly motivated to learn things they clearly perceive a need to know"
ref;Inductive Teaching and Learning Methods:Definitions, Comparisons, and Research Bases,Prince & Felder ,Journal of Engineering Education, April 2006)(online at http://mate.calpoly.edu/media/files/Review_inductive_learning.pdf)[accessed 27.06.12]