POWERPREP for the Computer-Based Toefl Test

Educational Testing Service is the world's largest private educational testing and measurement organization and a leader in educational research. A nonprofit company dedicated to serving the needs of individuals, educational institutions and agencies, and governmental bodies in 181 countries. ETS develops and annually administers more than 11 million tests worldwide on behalf of clients in education, government and business. ETS is the only publisher of GRE and TOEFL test preparation materials containing authentic test questions cover to cover.