Nirmala, N. (2020) “EFFORTS TO INCREASE THE ACTIVITY AND ACHIEVEMENT OF LEARNING SCIENCE IN LIFETIME MATERIALS WITH STUDENT METAMORPHOSIS CLASS IV SDN 9 THROUGH METHODS EVERYONE IS TEACHER HERE SEMESTER 2 STUDY YEAR 2018/2019”, JGK (Jurnal Guru Kita), 4(4), pp. 118–128. doi: 10.24114/jgk.v4i4.20591.