NURJANAH, N. EFFORTS TO IMPROVE STUDENT LEARNING OUTCOMES IN NATIONAL INTEGRATION MATERIALS IN THE BHINNEKA TUNGGAL IKA BY USING DISCOVERY LEARNING MODEL IN MIPA CLASS OF SMA NEGERI 1 SAMIGALUH . Ideguru: Jurnal Karya Ilmiah Guru, v. 5, n. 1, p. 52-59, 11 May 2020.