ABSTRAK PERANCANGAN SISTEM PRESENSI WAJAH (SIWAJA) BERBASIS INTERNET OF THINGS DENGAN NOTIFIKASI TELEGRAM UNTUK ORANG TUA Muhammad Bagas Adi Pangestu Manual student attendance administration is prone to human error, inefficient, and hinders communication between schools and parents. This research aims to develop the Face Presence System (SIWAJA), an innovative solution that integra…