Efforts to improve the quality of learning science and technology must be carried out. Teachers must realize 21 st century skills-oriented learning in line with K13 learning principles.The aim of research is to identify how the implementation of K13 learning principles. Data collection used was observation and questionnaires. Respondents were four Physics teachers of Vocational High School. Questionnaires were analyzed with simple statistics through range categories in the high and low. From questionnaire analysis, physics learning using a scientific approach had a high category. Integrated physics learning with other subjects, learning using ICT, learning with hard skills and soft skills combination and using an applicative approach had a low category. Based on the result, it can be concluded that K13 learning principle has not been fully implemented in the standard process of education. The results of research can be used as evaluating matter in the implementation of K13 learning principles.