Tuhumury, B., Awan, A. and Pattipeilohy, M. 2025. Feasibility of an Instrument for Assessment of High Order Thinking Skills (HOTS) Material on Environmental Change for High School Students in Ambon City. BIOEDUPAT: Pattimura Journal of Biology and Learning. 5, 2 (Oct. 2025), 327-334. DOI:https://doi.org/10.30598/bioedupat.v5.i2.pp327-334.