Process Skills In Problem Solving is specially written for primary level pupils to systematically develop competency in thinking skills and problem solving heuristics through meaningful and challenging activities. By walking through the underlying processes of both routine and non-routine problems at appropriate levels, this series of books will help pupils to be aware of and develop a set of good habits of mind and acquire the necessary process skills involved in reasoning, communication and connections, thinking skills and heuristics, and application and modeling. Above extract from Preface of Process Skills in Problem Solving (reproduced with the permission of the publishers). There are answers and detailed solutions at the back of the book. This series can be used as a supplement to Singapore Math^® materials to provide additional approaches, examples, and practice in problem solving.