Anggarniastiti, T. et al. 2017. THE DEVELOPMENT OF SCIENCE LEARNING DEVICE BASED ON SCIENCE EDUTAINMENT TO IMPROVE STUDENT’S LEARNING MOTIVATION AND COGNITIVE LEARNING ACHIEVEMENT. Journal of Science Education Research. 1, 1 (Oct. 2017). DOI:https://doi.org/10.21831/jser.v1i1.16183.