22. Concepts and methods of arithmetic

Author:

Library: Library of factualty of psychology and Education (Tehran)

Subject: Arithmetic,Arithmetic - Study and teaching

Classification :
QA
,
106
, .
V64

23. Counting and measuring

Author:

Library: Library of factualty of psychology and Education (Tehran)

Subject: Arithmetic- Study and teaching (Elementary),Number concept

Classification :
QA
135
.
C43
1961

27. Discovering meanings in arithmetic

Author:

Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)

Subject: Arithmetic- Study and teaching

Classification :
QA
135
.
G756

29. Discovering meanings in arithmetic

Author:

Library: Library of Economics (Tehran)

Subject: Arithmetic-Study and teaching

Classification :
QA
135
.
G756

30. Discovering meanings in arithmetic

Author:

Library: Central Library of Amirkabir University of Technology (Tehran)

Subject: ARITHMETIC-STUDY AND TEACHING

Classification :
QA
135
.
G756

33. Elementary school mathematics

Library: Library of factualty of psychology and Education (Tehran)

Subject: Arithmetic - Study and teaching,Mathematics - Study and teaching (Elementary)

Classification :
QA
,
39
, .
F55

36. Heath mathematics; teacher's annotated edition

Author:

Library: Central Library and Information Center of Birjand University (South Khorasan)

Subject: ، Arithmetic - study and teaching )Elementary(

Classification :
QA
135
.
5
.
D458
1975

38. I do, and I understand

Library: Library of factualty of psychology and Education (Tehran)

Subject: Arithmetic - Study and teaching (Primary)

Classification :
QA
,
135
.
5
,
N8