ISSN Journal of High School STEM Research Volume 1 Issue 2 (July-December 2025) ISSN : 3088-2109 (Online) Inside Cover Editorial A comprehensive study on the applicability of kernel ridge regression forpredicting atomization energiesSeungeon Lee, Tran Hoang Phat, Ha-yeon Kim, Joanne Toh Tingfang, Tan Xin Yan, Soyeong Kim, Arthur Goh, and Jae-Hoon Sim,* Hydrogen production using gallium and aluminium waste with spentcoffee grounds and tea leaves in seawaterFu Cai Gui,*, Li Jiayou Chronological onomastics: A global analysis of personal-nameorthography from 3500 BCE to 2018 CEMaharshi Mukherjee, Ke Rui Chua, and Bharat Lath* Modified paraffin method protocol for microtomy of delicate Thismiaroot specimensThithawat Aowpitak* and Jiroat Sangrattanaprasert In vitro study of the β-galactosidase activity of Lactobacillus casei upon exposure to phthalates and tetrabromobisphenol AChrismyshell “Kywee” C. Maristela*, Amber Therese B. Mulsid*, Niña Angelica Mae W. Viaje*, Donna Salve C. Hipolito, Restituto M. Cortez, and Elliard Roswell S. Yanza