A study of concrete and formal operations in school mathematics
Subtitle: a Piagetian viewpoint
By: K. F. Collis.
Series: ACER research series ; no. 95
Publisher: Australian Council for Educational Research
Published: 1975
Place of publication: Hawthorn, Victoria
Language: eng
Number of pages: 206
Subjects: Mathematics -- Study and teaching (Elementary)
Notes: Bibliography: p. 195-202.
Includes index.