Search Results       Your search for [author]Edora, Josephine T. returned 1 record.           The Effectiveness of the use of audio-visual aids packages in the teaching of high school sciences and mathematics, 1991. by Edora, Josephine T.; 1991. Subject: Mathematics -- Study and teaching (Secondary) -- Audio-visual aids; Science -- Study and teaching (Secondary) -- Audio-visual aids.          Add to Book Cart Relevance: 19.60%