On Friday, June 7, 2024, from 02.00 to 03.40 PM, a guest lecture on Biology Lesson Planning Course was conducted, with 40 sixth-semester students from the 2021 class in attendance. The session was moderated by Ms. Ummi Nur Afinni D.J, M.Pd., the course instructor. Mr. Ahmad Kamal Sudrajat, M.Pd., delivered an engaging presentation on Lesson Study, explaining how it supports the development of lesson planning skills and reflective practice among aspiring teachers. The lecture concluded with a Q&A session and the presentation of a certificate of appreciation to the guest speaker.