APRILIA, L., IDA PUTRIANI and SRIPIT WIDIASTUTI 2024. Development of Pop Up Books for Thematic Learning of the Sub-theme of Changes in the Form of Objects. JOSAR (Journal of Students Academic Research). 9, 2 (Sep. 2024), 13-21. DOI:https://doi.org/10.35457/josar.v9i2.3797.