This course is tailored for practicing otolaryngologists seeking to deepen their expertise in upper aerodigestive tract endoscopy, both for pediatric and adult patients. It offers a practical, hands-on experience using mannequins to simulate upper endoscopy of the airway and esophagus. The focus of this course is to refresh participants on the proper assembly of equipment and the subtleties involved in performing upper endoscopy. The session will begin with a concise lecture reviewing essential anatomical landmarks, followed by a hands-on laboratory segment that includes assessment and individualized feedback.