The time factor in arithmetic texts
Subtitle: a detailed analysis of actual pupil-time required by two arithmetic texts for grades five and six
By: by L. J. Thies.
Series: University of Iowa. Monographs in education.; 1st ser., no. 2
Publisher: College of Education, University of Iowa
Published: 1926
Place of publication: Iowa City, Ia
Language: eng
Number of pages: 38
Subjects: Arithmetic -- Study and teaching.