Singapore Lower Secondary Science Challenging Drill Solutions Book B (Yellowreef)

A good foundation during the lower secondary years goes a long way towards preparing a student for the O-level examinations. The lower secondary challenging drill solutions do just that by providing step-by-step worked solutions to the challenging drill questions to enhance understanding and learning. This book contains almost 600 solutions covering comprehensively all school examination question−types. You will find our approach in the book refreshing and it ABSOLUTELY saves time by providing an efficient learning system.