This study employs the Excel function to design dynamic visual activities for factors and multiples word problem learning. A teaching experiment was carried out eight times in 4 weeks on three fifth grade students. The result showed that after using multiple-linked representations activities, students made greater progress in understanding target…

A number of ideas in complexity theory are reviewed and then it is shown that all known classes of complexity of really unmanageable problems have instances in education. These are common problems in the teaching of every branch of science, knowledge and human culture. Selected pedagogic problems classify as NP-harsh problems, i.e. NP-hard…

Investigates gender-related effects on the Western Australian Calculus Tertiary Entrance Examinations for the period 1995-2000, three years before and three years after graphics calculators were introduced. Considers students' total examination scores, scores on questions grouped by curriculum components, and students' use of graphics calculators…