幼儿教育．粤语 动物嘉年华 张可儿老师、黄芷晴老师，邻舍辅导会元朗幼儿园 幼儿教育 更多 Animal;Movement;K2;physical-fitness-health;Cooperation;Observation;Stretching-Exercise;Imitation-Game;
其他．粤语 家庭 余炜琳 其他 更多 daughter;family;father;Hong-Kong-Sign-Language;mother;online-teaching-pedagogy;roleplay;second-language;Sign-Language;son;
数学．粤语 制作及使用仰角器 吕振斌 初中 数学 更多 Angle-of-elevation;Clinometer;Distance-height;Making-and-usage;online-teaching;Peer-cooperative-learning;Stationery-materials;Surveying-equipment;Trigonometry;Shape-and-Space;Measures;
