Explains how students' alternative conceptions about curriculum topics interfere with classroom learning. Describes the Royal Society of Chemistry's Teacher Fellowship Project entitled "Challenging Misconceptions in the Classroom," which develops classroom materials to diagnose and challenge specific alternative conceptions. Uses key…

Develops an instrument for measuring secondary students' cognitive conflict levels as they learn science. Indicates that cognitive conflict consists of four constructs: (1) recognition of an anomalous situation; (2) interest; (3) anxiety; and (4) cognitive reappraisal of the conflict situation. Discusses implications for instruction and…

Students who study algebra are more likely to attend college than those who don't. A major hurdle for students in studying algebra is the transition from arithmetic to algebra. In response to overcoming this hurdle, the College Board and Educational Testing Service has developed "Algebridge," a teaching supplement that integrates…

Ninth-grade students' (n=90) responses to impromptu, in-class writing assignments were examined to evaluate students' understanding of mathematical concepts. Participating teachers benefited by seeing how students' writings may reveal misconceptions concerning mathematical concepts, skills, and generalizations. (MDH)