SchoolNet South Africa has 19 years of experience using technology in education through mobile learning projects. They focus on changing pedagogies to be more student-centered using innovative technologies like tablets. Effective models for mobile learning ensure engaging materials, competent tutors, change leadership across different levels of the education system, and sustainability through communities of practice. SchoolNet's work shows how mobile technologies can fast-track learning if used to promote learner-centered activities led by empowered teachers through professional development.