All young children can be naughty, defiant and impulsive from time to time, which is perfectly normal. However, some children have extremely difficult and challenging behavior outside the norm for their age. The behavior of some children and adolescent are hard to change. Children do not always display their reactions to events immediately although they may emerge later, incase children who have suffered from childhood disorders are at a higher risk such as school failure, suicide, and mental health problems. Teachers play an influencing role in development of personality. Listening to child's problems is an important skill of a teacher. Most teachers and school personnel concur that they are able to identify behavioral and academic problems within first few weeks of a school year. Teacher's expectations and actions greatly affect the child's behavior. A study to assess the level of knowledge regarding identification of childhood disorders among B.ED students in selected colleges at Puducherry. The Research design chosen for this study was descriptive study. The study conducted in selected college at Lawspet in Puducherry. The population includes the B.ED students in selected college. The sample size for this study was 50 students in selected college at Lawspet in Puducherry. The sampling technique used for this study is purposive sampling technique. The Frequency and Percentage distribution of subjects by level of knowledge regarding identification of childhood disorders among B. Ed students out of 50 samples 5(10%) had inadequate knowledge, 40(80%) had moderately adequate knowledge and 5(10%) had adequate knowledge.