Siki.A. Novinda Putri, Putu Nanci Riastini, & Made Vina Arie Paramita. (2022). Project-Based Learning Electronic Thematic Student Worksheets (E-Book PJBL) Improving Critical Thinking Skills. International Journal of Elementary Education, 6(3), 501–510. https://doi.org/10.23887/ijee.v6i3.53497