-
461
-
462
An appraisal of certain observable behaviors of grade six children in science in the elementary school
Wydane 1980Praca dyplomowa -
463
The use of Pio del Pilar community resources in teaching grade VI social studies
Wydane 1980Praca dyplomowa -
464
-
465
-
466
Perceived difficulties of elementary science teachers in participating in science fairs
Wydane 1980Praca dyplomowa -
467
A tryout and evaluation of materials for an integration of mathematics skills in science teaching
Wydane 1980Praca dyplomowa -
468
An evaluation of some aspects of the elementary science program in the district of Urdaneta I
Wydane 1980Praca dyplomowa -
469
-
470