Pupil's arithmetical ability: differences due to the teacher
Subtitle: A methodological approach
Series: Suomalaisen Tiedeakatemian toimituksia. Sarja B -- nide 107, 2; Suomalaisen Tiedeakatemian toimituksia -- nide 107, 2.
Published: 1957
Place of publication: Helsinki
Language: eng
Number of pages: 48
Subjects: Arithmetic; Study and teaching