An Investigation On The Effects Of Teacher-designed Educational Videos On Grade 11 Learners’ Geometry Performance In Oshikoto Education Region, Namibia

ABSTRACT Over a decade, Mathematics performance has been reportedly poor, of which Geometry has been identified as one of the difficult topics for learners in Namibia. Non-experimental and experimental studies revealed a need for teachers to develop classroom-related ICT resources for subject teaching, more especially for conceptually demanding topics like Geometry. An embedded mixed-method research design was applied, using a nonequivalent pre-test-post-test quasi-experimental design and a survey to sought learners’ views on the use of the videos. Seventy-six (76) learners participated in th…