CALL FOR PAPER Researchers, academics and professionals are invited to submit their full paper which includes: background, problem formulation, research objective, research method, results and discussion, and conclusion. The manuscript should be submitted via our conference system at https://icoseth.uns.ac.id/ in MS Word (.doc,.docx) format. Every manuscript submitted to ICOSETH will be reviewed by expert reviewers. If your manuscript is accepted, we will request you to prepare the presentation at the conference. Scopes: (1) Natural science (Physics, Chemistry, Biology) in educational field(2) Teaching and learning in science, technology, engineering, and mathematics(3) STEM-based classroom management(4) Robotic and game teaching in science education(5) Instructional technology and application in science education(6) Training and professional development for STEM teachers(7) STEM curriculum in science education(8) Computer-based learning(9) Innovations in instructional training(10) Design and implementation of a technology-rich learning environment(11) Evaluation and assessment in science education(12) Distance learning on education in science education