THE LESSON UNIT 150 Whole to Parts 151 Parts to Whole 154 Precautions 155 CHAPTER XVII LESSON TYPES 156 The Study Lesson 157 The Recitation Lesson 160 Conducting recitation lesson 161 The Drill Lesson 162 The Review Lesson 165 The topical review 166 The comparative review 169 CHAPTER XVIII QUESTIONING 171 Qualifications of Good Questioner 171 Purposes of Questioning 173 Socratic Questioning 174 The Question 177 The Answer 179 Limitations 181 PART III EDUCATIONAL PSYCHOLOGY CHAPTER XIX CONSCIOUSNESS 183 Value of Educational Psychology 186 Limitations 186 Methods of Psychology 187 Phases of Consciousness 189 CHAPTER XX MIND AND BODY 192 The Nervous System 192 The Cortex 198 Reflex Acts 199 Characteristics of Nervous Matter 202 CHAPTER XXI INSTINCT 207 Human Instincts 209 Curiosity 214 Imitation 217 Play 221 Play in education 223 CHAPTER XXII HABIT 226 Formation of Habits 230 Value of Habits 231 Improvement of Habits 234 CHAPTER XXIII ATTENTION 237 Attention Selective 240 Involuntary Attention 243 Non-voluntary Attention 245 Voluntary Attention 246 Attention in Education 251 CHAPTER XXIV THE FEELING OF INTEREST 257 Classes of Feelings 258 Interest in Education 261 Development of interests 264 CHAPTER XXV SENSE PERCEPTION 267 Genesis of Perception 270 Factors in Sensation 273 Classification of Sensations 274 Education of the Senses 276 CHAPTER XXVI