Developmental math cards
By: authors, John Bates, Donald Irwin ; illustrations by Garry Hamilton.
Contributors: Irwin, Donald.
Publisher: Addison-Wesley
Published: 1970
Place of publication: [Canada]
Language: eng
Number of pages: 12
Subjects: Mathematics -- Study and teaching (Elementary)
Notes: Consists of 12 kits containing cards and teacher's guide.

Each kit in separate binder ; Library lacks kit A ; Library has teacher's guides for kits B, D-H, and J only.