Open AccessEducational Writings
Author(s) -
W. S. Gray,
F. N. Freeman
Publication year - 1918
Publication title -
the elementary school journal/the elementary school journal
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 0.905
H-Index - 77
eISSN - 1554-8279
pISSN - 0013-5984
DOI - 10.1086/454620
Subject(s) - gray (unit) , download , library science , mathematics education , psychology , sociology , computer science , world wide web , medicine , radiology