The book 'Principles, techniques and challenges of school mapping' will serve as guide for education planners, policy makers, those involved in school mapping, as well as government. It can also be used by education students in tertiary institutions of learning. It is divided into six chapters. The first chapter discusses the nature, scope and purposes of school mapping. The second chapter describes the concept of diagnosis as applicable to school mapping while the third is on the application of statistics in school mapping. The fourth is on projections in school mapping. The fifth chapter discuses the challenges of school mapping while the sixth contain questions on the topic for revision by the readers. It is a book that needs to be read to know its worth.