• solutions to challenging drill questions • conform to latest IGCSE syllabus • complete step-by-step solutions • most efficient method of learning, hence saves time • very advanced tradebook • complete edition eBook available

• question-types from IGCSE examinations • conform to latest IGCSE syllabus • complete answer keys • complete step-by-step solutions available separately • arrange in topical order to facilitate drilling • complete encyclopedia of question-types • comprehensive “trick” questions revealed • tendency towards carelessness is greatly reduced • most efficient method of learning, hence saves time • very advanced tradebook • complete edition and concise edition eBooks available

• new questions from top schools since 2003 • complete solutions • topical order to facilitate drilling • complete and true encyclopedia of question−types • first to expose all-inclusive “trick” questions • first to make available full set of step-by-step solution approaches (available separately) • advanced trade book • Complete edition eBook only

• according to syllabus for exam up to year 2017 • completely covers all question-types since 2003 • full set of step-by-step solution approaches (sold separately) • answer keys provided • provides teachers’ comments revealing common mistakes & wrong habits • buy print edition online at www.yellowreef.com to enjoy attractive discounts • complete eBook edition and concise eBook edition 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 • Concise eBooks are tailored for quick revision, whereas Complete eBooks are for detailed studies • 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 • 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

• questions from top schools & colleges since 2008 • exposes “surprise & trick” questions • complete answer keys • most efficient method of learning, hence saves time • arrange from easy-to-hard both by topics and question-types to facilitate easy absorption • full set of step-by-step solution approaches (available separately) • advanced trade book • complete and concise eBook editions available • also suitable for • Cambridge GCE AL (H1/H2) • Cambridge International A & AS Level • 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

• 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 abstract knowledge and wisdom • provides exact, accurate, complete and independent self–education • the only guide currently that covers Planning Questions • advanced trade book • also suitable for • Cambridge GCE AL (H1/H2) • Cambridge International A & AS Level • 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