The classroom activities should interest the learners to analyze their information and ideas. Learners control their own learning process. Learners are not blank slates. Their previous knowledge is the raw material for the new knowledge they will create.Based on the explanation given in 2.4 on how teacher conducts a reading and writing lesson, the teacher presents the class with a problem. In this case comparing 2-3 colleges and review the choice of college made. The learning process takes place when the learners reflect and construct their own understanding carrying out a research. The learner creates a new understanding. They also talk about their activities and set their own goals. Learners make their own judgments about the knowledge they have constructed.Therefore, learners control their own learning process and they reflect on their experiences. They become experts of their own learning through the presentations and group discussions that they get involved in. The learners also learn from their peers from their feedbacks and so on.The main activity in a constructivist approach in classroom teaching is problem-solving. Learners use the inquiry-methods to ask questions, investigate a topic and use a variety of resources to find solutions to their problems and answers. Learners draw conclusions and the exploration continues to take place.keep exploring new knowledge and when these new knowledge is gained, they try to accommodate it with their prior knowledge. They may come across ideas that they feel should be changed or incorrect to fit the information that they already have. Sometimes, learners reject the ideas when they cannot fit them into their prior knowledge.