Abstract: The aim of this research is to investigate how effective was brainstorming and brainwriting strategy to teach writing to students with different interest. This paper showed that the result of experimental research on writing skills to students with high and low interest at MTs Ma’arif Nu 1 Kembaran. A 2x2 factorial design of experimental research was used to collect the data from 60 students which divided into two groups; they were experimental group one and experimental group two.