How to teach the critical difficulties of arithmetic
Subtitle: to accompany the California state series advanced arithmetic for normal students and experienced teaches
By: by Mary A. Ward ...
Series: San Francisco. State normal school -- Monograph D; San Francisco. State normal school -- Monograph D
Publisher: Calif. State Print. Off.
Published: 1915
Place of publication: [Sacramento]
Language: eng
Number of pages: 42
Subjects: Arithmetic -- Study and teaching.