This research aims to analyze the feasibility, praticality, and effectiveness of Simple Harmonic Vibration student learning worksheet (LKPD) based on Curious Note Program (CNP) learning model which can improve the students' creative thinking ability. The research was categorized as Reasearch and Development (R&D) study which refers to a model 4-D. The data were collected by using sheet questionnaire of syllabus validation, lesson plan (RPP) validation, student learning worksheet (LKPD) validation, questionnaires test, teacher and students' questionnaire response to student learning worksheet, and the interviews result of the teacher and students to student learning worksheet. The subjects of this research were media expert lecturer, subject expert lecturer, physics education teacher, and students of grade X at MA Negeri Temanggung in 2017/2018 academic year. The result of this research shows that the syllabus, lesson plan (RPP), and student learning worksheet (LKPD) based on Curious Note Program (CNP) learning model is feasible and effective to use in Physics education learning process especially on the simple harmonic vibration learning topic which is shown by validator score obtained 91%, 90%, and 91% as a valid category. Besides, the effectiveness of enhancing the students' creative thinking ability using simple harmonic vibration LKPD based on Curious Note Program (CNP) model is shown with N-Gain value of 0.83 as high category and educator and student response questionnaire of 83% and 80% as hing one, as well.