The present study was designed to evaluate the effectiveness of Educational Technology in teaching learning process at B.Ed. level in teacher training colleges of Punjab. The objectives of the study were to find out opinions about awareness of Educational technology, existing facilities of educational technology components, use and problems in use of Educational technology in teacher training and to give recommendations to solve the problems involved in the use of Educational Technology. The population of the study was Principals, teachers and students of Government College for Elementary Teachers Punjab. Three questionnaires were prepared by the researcher and validated by experts. The questionnaires were based on likert scale. The questionnaires covered all the important aspects of Educational Technology.Data was analyzed with help of mean, percentage and standard deviation of each item. Four hypotheses were established to find out the difference among principals, teachers and students about awareness of Educational technology, existing facilities of Educational technology components, use and problems in use of Educational technology in teaching learning process. To explore differences between the means of two groups’ independent t-test was applied and one way ANOVA & Post hoc LSD was applied for exploring the difference among three groups. Major findings of the study showed that Educational Technology makes teaching learning process more effective.Educational Technology components are very beneficial while giving instruction but are very limited and only few teacher educators are capable to use these equipments. Results also showed that there is difference among principals, students and teachers about awareness of educational technology and existing facilities of educational technology components. Similarly there was also difference among teachers about use and problems in use of educational technology in teaching learning process. The study strongly recommends that to incorporate educational technology in teacher training institutions teacher must be given training for using Educational Technology in teaching learning process.Enough resources must be provided to teacher training institution for making teaching learning process effective.