Permanence of improvement and the distribution of learning in addition and subtraction
By: [by] Sister M. Immaculata...
Series: The Catholic University of America. Educational research bulletins...; vol. 5, no. 9 and 10
Publisher: The Catholic Education Press
Published: 1931
Place of publication: Washington, D.C
Language: eng
Number of pages: 81
Subjects: Arithmetic -- Study and teaching.; Memory.; Educational psychology.
Notes: Published also as thesis (Ph. D.) Catholic university of America.
Bibliography: p. 79-81.