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  1. 1

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

    Published 1974
    Book

    The overhead projector in the mathematics classroom.
  2. 2

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

    Published 1973
    Book

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

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

    Published 1966
    Book

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

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

    Published 1965
    Book

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

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