eng Science and Education Publishing American Journal of Educational Research 2327-6150 2019-04-20 7 4 334 337 10.12691/education-7-4-6 EDUCATION2019746 article Nurfadilah Mahmud 1 Rezki Amaliyah AR 1 Nursafitri Amin nurfadilahmahmud@unsulbar.ac.id 1 Mathematics Education Department, Universitas Sulawesi Barat, Majene, Indonesia This research is a development research based on Four D model. This development research aims to produce a valid Student Worksheet for basic statistics course based on Interpersonal Intelligence to improve students’ social competence. Students that become the subjects of this research are freshmen of mathematics education major in the second semester 2018/2019 academic year. This type of Four D model research consists of four stages: (1) defining stage, (2) designing stage, (3) development stage, (4) dissemination stage. The research has reached the development stage. Research data is collected and judged by validation experts. The result shows that the Student Worksheet passes the valid criteria. http://pubs.sciepub.com/education/7/4/6/education-7-4-6.pdf learning device development student worksheet interpersonal intelligence