Development of Macromedia Flash-Based Learning Media Using the Student Team Achievement Division Learning Model to Improve Students' Spatial Ability and Resilience at MTs Mardiyah Islamiyah Panyabungan

This study aims to: (1) analyze the validity, effectiveness and practicality of learning media based on Macromedia Flash that has been developed; (2) Describe the improvement of students' spatial abilities through the development of learning media based on Macromedia Flash; (3) Describe the increase in student resilience through the development of learning media based on Macromedia Flash. This research is categorized into the type of research and development research (research and development). This development research was carried out at MTs Mardiyatul Islamiyah Panyabungan, which is located on Jalan Sipolu-Polu, Panyabungan in the even semester of TP. 2020-2021. The subjects in this study were 8th grade students of MTs Mardiyatul Islamiyah Panyabungan. The results showed that: (1) The developed learning media had met the valid, practical and effective criteria; (2) The increase in students' spatial ability was obtained from the increase in the average of the indicators of students' spatial ability in trial 1, in trial 2 and from trial 1 to trial 2; (3) An increase in the mean of students' Mathematical Resilience between trials, from 12.80 in trial 1 to 12.89 in trial 2. Keywords: Learning media development, Student Team Achievement Division, Spatial Ability, Resilience DOI: 10.7176/JEP/13-11-04 Publication date: April 30th 202