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  1. 1

    The overhead projector in the mathematics classroom. par Lenchner, George

    Publié 1974
    Livre

    The overhead projector in the mathematics classroom.
  2. 2

    The use of an improvised overhead projector to save on chemicals and time par Tan, Merle (Custodio)

    Publié 1973
    Livre

    The use of an improvised overhead projector to save on chemicals and time
  3. 3

    How to use the overhead projector in mathematics education par Krulik, Stephen

    Publié 1966
    Livre

    How to use the overhead projector in mathematics education
  4. 4

    The teacher and overhead projection a treasury of ideas, uses and techniques par Schultz, Morton J.

    Publié 1965
    Livre

    The teacher and overhead projection a treasury of ideas, uses and techniques

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