Search Results       Your search for [subject]Science -- Study and teaching (Secondary) -- Philippines -- Leyte returned 1 record.           IPSED modules for Leyte-Samar region. Quezon City: Published for NSDB by UP Science Education Center, 1981. Subject: Science -- Study and teaching (Secondary) -- Philippines -- Leyte; Science -- Study and teaching (Secondary) -- Philippines -- Samar.          Add to Book Cart Relevance: 25.44%