-
15651
-
15652
-
15653
-
15654
-
15655
Difficulties in science teaching in the elementary schools of Oroquieta, Misamis Occidental
Published 1976Visual Material -
15656
Discovery-centered versus teacher-centered patterns of instruction changes in critical thinking
Published 1976Visual Material -
15657
An item-analysis and validity study of the science education center elementary mathematics tests for grades 1, 2, and 3
Published 1976Visual Material -
15658
-
15659
Construction and analysis of an objective test in high school mathematics
Published 1976Visual Material -
15660