The book studies the instructional processes and competencies in the Workers Welfare Model Schools (WWMS), established by Workers Welfare Fund (WWF), a subsidiary organization of Ministry of Labour and Manpower, Government of Pakistan. The author identifies essential teacher competencies for school effectiveness and assessment of classroom practices used by teachers in Schools. The book explores indicators of school effectiveness and lays emphasis on the need of shifting from lecture paradigm to collaborative, interactive and democratic teaching style and develop mentoring as well as monitoring of teacher education programme for overall school effectiveness. Also a need emerges to find out as to why teachers, despite having knowledge of the required techniques, do not follow the standards of school effectiveness.