This report discusses different theories, principles and models in education and training, including constructivism, humanism, behaviourism, cognitivism, andragogy, pedagogical theory, learning preferences, assessment theory, CIPP model, and reflective models. It explains how these theories can be applied to teaching, learning and assessment, and how different models of evaluation and reflection can be used to improve performance. The report also includes examples of different reflective models, such as Gibbs reflective cycle, Stephen Brookfield reflective model, Kolb reflective cycle, and Donald Schon reflection model.