This study aims to determine the increase in scientific skills in Physics learning outcomes through interactive multimedia-based learning with a jigsaw cooperative approach in class X MM 2 students of SMK Negeri 1 Sakra 2019/2020 Academic Year. This Classroom Action Research is conducted by implementing multimedia-based interactive learning with a jigsaw cooperative approach in order to improve the quality of the learning process that helps teachers carry out Physics learning activities taught by maximizing the active role of students, especially the knowledge they have and how they are applied in daily life. . This Classroom Action Research (CAR) was conducted in 2 cycles, and the results of the actions that have been carried out are proven to be able to improve student achievement both in terms of completeness of student learning, namely in cycle I by 67%, can be increased to 92% in cycle II or in terms of the average value of the evaluation results in the first cycle of 70.7 to 76.5 in the second cycle, this means there is an increase of 23%. From the results of this class action research also showed an increase in the level of student learning activities from 2.83 categories of Active Enough in the first cycle to 4.01 categories of Active, meaning there was an increase of 1.18.