The science achievement scores of 1,284 adults on a test of science knowledge were regressed on three composite independent variables: motivation, and prior and current educative experiences. Early educative experience predicts current activities of motivation; all three factors contribute to the prediction of achievement. (Author/LC)

Training preservice teachers to develop a predisposition toward constructivist instruction is a major goal for many faculty in teacher education. One critical attribute of a constructivist teacher is a strong hold on pedagogical content knowledge. This study examined the prior knowledge of preservice science teachers and how that knowledge aligned…