This book is a useful guide for in/pre-service teachers and administrators on how to effectively use mobile phones for instruction. It gives great insight to acquiring the skills to design lessons to support secondary school teaching.The book reveals that with effective training, mobile learning skills, technology self-efficacy and mobile phone self-efficacy can be significantly improved to give room for the inclusion of mobile learning in teacher preparation. The book shows how mobile learning can improve academic achievement of the learners and it is used as support for teaching/learning.