In the United States a majority of the students who enroll in community colleges require a review of secondary math before they are eligible for college level mathematics. In the pre-algebra course, that has a high drop-out rate, the most difficult topic for students is fractions. In order to better understand the fraction concept, Kieren…

Career-switchers who are returning to university for training as future elementary school teachers join an important and increasing group of adult learners of mathematics. These graduate preservice elementary teachers often place a high value on learning mathematics because of its prominent role in their prospective careers, but their learning…