Perceptions of instrumentality (PI) are the connections one sees between a current activity and a future goal. With high PI, one is motivated to persist with quality effort because the current activity, even when difficult, is perceived as aligned with, and progress toward, the goal. Conversely, with low PI, one is motivated to relinquish effort…

Differences in the perception of the difficulty level of integrating specific educational objectives into Mathematics teaching between beginner and experienced secondary school Mathematics teachers was examined. One hundred and seventeen Mathematics teachers from State Secondary Schools in Anambra, Nigeria were included in the investigation. A…

This paper reports on a design experiment conducted to explore the construction of meanings by 17 year old students, emerging from their interpretations and uses of algebraic like formalism. The students worked collaboratively in groups of two or three, using MoPiX, a constructionist computational environment with which they could create concrete…

School improvement initiatives have been the focus of recent political agendas, professional conferences, and publications. A recent educational change initiative in Indiana has been Project Lead The Way (PLTW). According to Rogers (2005) the state's technology education teachers have embraced PLTW and its infusion into the high school curriculum.…