This action research project was aimed to improve geometry students' achievement and the retention in a suburban public high school over a one-year implementation cycle. The curricular design was influenced by Dweck's (2006) theories of growth mindset, educational standards, and directives outlined by the National Council of Teachers of…

Described is an empirical and rational inquiry into the formation of a small set of special or geometrical concepts of young children. The approach taken by the author is to attempt to specify intellectual growth in one particular area, a child's acquisition of diagonality, in such a way as to be representative. That is, to give a clean portrayal…

Beyond Crossroads is a call to action. Within this call, AMATYC has updated its 1995 Crossroads standards, developed a new set of guiding principles, and created a blueprint for implementing these revised principles and standards. The principles guiding Beyond Crossroads are a significant overhaul of their predecessors and are bold statements that…