ISSN Journal of High School STEM Research Volume 1 Issue 1 (January-June 2025) ISSN : 3088-2109 (Online) Inside Cover Editorial Investigation of the effect of different coastal dam types on wave overtopping Lee Hau Yee*, Anbarasu Elavenil Development of a low-cost solar desalination device using porous silica for efficient freshwater production Peeraya Saejia*, Khantharat Pinpisit, Supakorn Wongkularb, Usa Jeenjenkit, and Supan Yodyingyong Development and evaluation of andrographolide nanoemulsions for antibacterial activity against Streptococcus sp. Phanuwat Chueangam*, Suphaphon Norachatwasin, Thuwanon Yotkham, and Teerapat Khanjai The Bio-Eco rock development Thipok Tungsiripat, Alisa Triwitayakorn, Pataraphol Vanichvatana, Anyaporn Boonmahitthisud, and Komed Nachaeng* Effects of microplastics on aquatic life, invertebrate plastic degradation, plant growth, and human cells Yeonah Jang, Maya Stolbova, Minseo Kim*, and Ki Youb Park In silico evaluation of Mimosa pudica’s bioactive compounds as angiotensin-converting enzyme (ACE) inhibitors for hypertension Auoie D. Gonzales, Francesca Elyse L. Ramos, Angelo Clark D. Tongco, Elliard Roswell S. Yanza*, and Leonel Brandon V. Po Making the casein supplement from skim milk Anar Nergui*, Khongorzul Munkhbat, and Maraljin Tuuhainjin