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 2020, 4 (4), 118-128. https://doi.org/10.24114/jgk.v4i4.20591.