The purpose of this research was to survey the type of science process skills in volumes 1 – 6 of 2017 revised edition lower secondary school level science textbooks written by The Institute for the Promotion of Teaching Science and Technology (IPST). Research instruments consisted of the criteria used to analyze science process skills, the American Association for the Advancement of Science (AAAS) criteria, and the science process skills analytic table. The researcher classified the type of science process skills from the statements of questions, experiments, activities and exercises. The data was analyzed by means of frequency and percentage. The results of the research revealed that there were 13 scientific process skills in volumes 1 – 6 of 2017 revised edition lower secondary school level science textbooks. When considering the science process skills appeared in the six science textbooks, there were the basic science process skills more than the complex or integrated.   The most skill that found was inferring skill, followed by interpreting data and making conclusion skill and observing skill respectively.