What Do You See Now, Pt 2

Shows different ideas about addition and subtraction-addition-circle, square, triangle, subtraction-circle, square, triangle, addition-rectangle, diamond, cross, subtraction-rectangle, diamond and cross.

Related films

Sources

  1. A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, creator, length, format, sound, description
  2. 16mm Filmography (legacy record) — catalog record