Development of Innovative PJOK teaching materials on floor gymnastics materials to improve learning outcomes of Grade Students at Junior Hight School

Teaching Materials is one of the determinants of success
in teaching and learning activities. Teaching materials used by
teachers and students should not only be of one type, this is to anticipate if one teaching material has a deficiency, another teaching material can be used, thus there is a complementary process. This research is a modified development research from the Borg and Gall development learning model. Development research is used to produce certain products and test the effectiveness of products by conducting experiments to several samples. The population of this research is all the Physical Education Lesson books for students and all eighth grade students of Junior Hight School. This innovative teaching
material trial was conducted at Junior Hight SchoolDolokMasihul, SerdangBedagai, so that the student
population was represented by the school's student population.
The sample selection used purposive sampling technique.
Purposive sampling carried out on the basis of considering the
desired elements of students taken into the sample. The sample in this study is a handbook given to eighth grade students of junior high school and 40 grade VIII students of Junior Hight School DolokMasihul.