First published 2007. Second edition 2013. The Discover physics for GCE 'O' level science and Normal (A) level science textbook is written in line with the 2023 GCE Ordinary level science and GCE Normal (academic) level science syllabuses by the Singapore Ministry of Education. "Approved by Ministry of Education for use from 2023-2027"--Title page. Includes answer key. O/N(A) level.