Rahayu, S., Hakim, A.R., Yuliana, P.D. and Ladamay, I. 2021. Integrated Thematic Oriented “Pop Up Book” Development on Thematic Learning for Lower Grade Elementary School. International Journal of Elementary Education. 5, 4 (Nov. 2021), 666–674. DOI:https://doi.org/10.23887/ijee.v5i4.41096.