1Demo Class (Primary Math) at Po Leung Kuk Chee Jing Yin Primary School on 2013JUN14Jul 5, 2020This demo class was presented to the delegates from six schools in Macau, during their field trip to Po Leung Kuk Chee Jing Yin Primary School (保良局朱正賢 … source
2Herman To Math — 日校試卷系列 — 全完 CCC Chuen Yuen CollegeSep 1, 2019杜氏數學國際官方網站http://www.hermantomath.com DSE 數學【速效課程】 訂購詳情http://hermantomath.skx.io ———- 精選系列節錄: 《數學DSE 狀元神技秘笈》… source