Yu is enthusiastic about the teacher training provided by HEF every Wednesday afternoon. Shih Ying, a professor of math at National Taiwan University, has spoken on the subject of how to make math fun. Chao Ching-chung, of the Teachers 'Training Center, has spoken on "whole language education." Attendees have also watched and discussed documentaries produced by Full Shot Film / Video Studio.
余主任對工作站每星期三下午所設計的教師進修講座，如本身是台大數學系教授的史英主講「讓教學更有趣──從數學教學講起」、教師研習中心趙鏡中的全語文教學、全景工作室的紀錄片讀書會等，更是讚譽有加。