First of all, Problem of teacher is the biggest in school because teachers have less knowledge. All most, they can teach only memorization to learner that it make student bored. But, this problem can be solved by learning theory. Constructivist theory or Constructivism is active learning or learning by doing. Student education from authentic task, real practices, real place, and real sightseeing. Therefore, learners have role learning than teachers such as Drill, Practice, Field Trip, Independent Study, and Project. Education emphasis the process of knowledge construction and reflexive awareness of that process.