Presentations

    Classroom Demonstrations: More Than Just Entertainment?, at Physics Colloquium, Calvin College (Grand Rapids, MI), Thursday, September 27, 2001
    Classroom demonstrations in science courses are intended to serve two important purposes: to increase students’ interest in the material being covered and to improve students’ understanding of the underlying scientific concepts. Student end-of-semester evaluations typically praise demonstrations as one of the most interesting parts of a course, suggesting that demonstrations accomplish the first objective. What about the second? Do demonstrations effectively help students learn the underlying concepts? We examined whether the manner of presentation of demonstrations affects their... Read more about Classroom Demonstrations: More Than Just Entertainment?
    Classroom Demonstrations: Learning Tools or Entertainment?, at Physics colloquium, Swarthmore College (Swarthmore, PA), Friday, April 19, 2002:
    Classroom science demonstrations are intended to serve two important purposes: to increase students’ interest in the material being covered and to improve students’ understanding of the underlying scientific concepts. Student end-of-semester evaluations typically praise demonstrations as one of the most interesting parts of a course, suggesting that demonstrations accomplish the first objective. What about the second? Do demonstrations effectively help students learn the underlying concepts? We examined whether the mode of presentation of demonstrations affects their effectiveness as teaching... Read more about Classroom Demonstrations: Learning Tools or Entertainment?