Evaluated the effectiveness in a community college of the Professional Development Program, in which (n=80) mostly minority precalculus students attend workshops utilizing small study groups, faculty leadership, challenging mathematical materials, and peer support networks. No overall effect on student performance was found. Includes postinterview…

Graphing calculators have been used in the mathematics classroom for speed, to leap hurdles, to make connections among representations, and to permit realism through the use of authentic data. In this study, a graphing calculator tutorial provided on the Casio FX1.0 and FX2.0 PLUS models was found to serve a fifth purpose, improving manipulative…