1. Child Development : Meaning, Importance, Relevance, Difference Between Growth and Development, Characteris-tics and Principles of Development, 2. Heredity and Environment in Child Development : Meaning, Principles and Comparative Importance, 3. Development of Habits, Sentiments, Character of Children and Educational Importance, 4. Interest–Concept, Development of Interest in Child & Measurement, 5. Individual Differences—Meaning, Types & Educational Importance, 6. Reflex Acts : Meaning, Difference Between Reflex Acts and Instincts and Educational Importance, 7. Adolescence : Social, Emotionally, Cognition, Moral Deve-lopment and Educational Importance, 8. Guidance and Counselling : Concept, Types, Techniques and Educational Importance.