Safitri, A., and nugroho adi. “Science Kit-Assisted Problem-Based Learning: Its Impact on Students’ Problem-Solving Skills”. KONSTAN - JURNAL FISIKA DAN PENDIDIKAN FISIKA, Vol. 11, no. 01, July 2026, pp. 67-74, doi:https://doi.org/10.20414/konstan.v11i01.921.