Research on Motivation and LearningUpdated 2010, excerpt from Teaching Mathematics in the 21st Century: Methods and Activities for Grades 6-12, by L. Huetinck, S.N. Munshin, 2008 edition, p. 49-51.. "...motivation hinges on students' perception of their abilities to succeed or fail." Article in context of math but with applications to motivation and teaching in general.