The teacher walk around the room. To explore screening and counseling for students who are unable to resolve the problem and khoikratun of students find a way to solve a problem, think about how to solve the other problem.
The teacher walked around the room To explore and counseling for students who can not solve the problem and motivate students to discover how to solve the problem, think about another solution.
The teacher walked around the room. To survey and consultation for the students who are unable to solve the problem and to stimulate students ที่ค้นพบ solution and then to think about how to solve another .