Search Results       Your search for [subject]Mathematics -- Study and teaching (Secondary) -- Philippines -- Audio-visual aids returned 1 record.           Use of videotaped lessons : effects on classroom interaction and students' achievement and retention in Mathematics. by Lorenzo, Josephine U.; 1998. Subject: Mathematics -- Study and teaching (Secondary) -- Philippines -- Audio-visual aids; Video tapes in education -- Philippines.          Add to Book Cart Relevance: 36.05%