Open AccessMeasurement of Growth and Efficiency in Arithmetic [Continued]
Author(s) -
S. A. Courtis
Publication year - 1909
Publication title -
the elementary school teacher/the elementary school teacher
Language(s) - English
Resource type - Journals
eISSN - 1937-4364
pISSN - 1545-5858
DOI - 10.1086/453936
Subject(s) - arithmetic , mathematics education , download , psychology , computer science , mathematics , world wide web