• first to provide exam data-mining in study guide • allow students to focus on most examined concepts – cut study time and increase efficiency • an expert guide to lead one through abstract knowledge and wisdom • provides exact, accurate, complete and independent self–education • holistic question–answering techniques • exact definitions • complete and concise eBook editions available • Books available for other subjects including Physics, Chemistry, Biology, Mathematics, Economics, English • Primary level, Secondary level, GCE O-level, GCE A-level, iGCSE, Cambridge A-level, Hong Kong DSE • visit www.yellowreef.com for sample chapters and more

• covers question-types since 2003 (with answer keys) • exposes “trick” questions • provides full set of step-by-step solution approaches (available separately) • provides an easy path to final A* distinction grade • complete edition and concise edition eBooks available

• according to syllabus for exam up to year 2016 • updated new questions from top schools from 2003 - end 2013 • teachers’ comments revealing common mistakes & wrong habits • arrange from easy-to-hard to facilitate easy absorption • most efficient method of learning, hence saves time • advanced trade book • complete edition and concise edition eBooks available • also suitable for • Cambridge GCE AL (H1/H2) • Cambridge International AL • Cambridge Pre-University • Books available for other subjects including Physics, Chemistry, Biology, Mathematics, Economics, English • Primary level, Secondary level, GCE O-level, GCE A-level, iGCSE, Cambridge A-level, Hong Kong DSE • visit www.yellowreef.com for sample chapters and more

• according to syllabus for exam up to year 2016 • updated new questions from top schools from 2003 - end 2013 • complete encyclopedia of almost 800 questions • exposes “surprise and trick” questions • complete answer keys • full set of step-by-step solution approaches available separately • teachers’ comments revealing common mistakes & wrong habits • advanced trade book • complete edition & concise edition eBooks available • also suitable for • Cambridge OL • Cambridge IGCSE • Books available for other subjects including Physics, Chemistry, Biology, Mathematics, Economics, English • Primary level, Secondary level, GCE O-level, GCE A-level, iGCSE, Cambridge A-level, Hong Kong DSE • visit www.yellowreef.com for sample chapters and more

• in-depth explanation of key concepts • critical for exam preparations • holistic question answering techniques • exact definitions • complete edition and concise edition eBooks available

• important for accurate self-education • provide expert guidance • enable students to acquire competence as fast as possible • Complete edition and concise edition eBooks available