Chinese Language．Cantonese Hua Mulan 李雨桐 Secondary 1-3 Chinese Language More NCS;Vocabulary;reading;reading-comprehension;Reading-Text;Listening;mini-game;Paragraph;
Mathematics．Cantonese Proof of Pythagoras’ Theorem Yeung Lai In Secondary 1-3 Mathematics More Feedback;Free-educational-software;GeoGebra-application;inquiry-based-learning;Interactive-learning;Measures;online-teaching;Pictorial-proof;Pythagoras-theorem;Right-angled-triangles;Shape-and-Space;Visualization;
Mathematics．Cantonese How to Make and Use a Clinometer Lui Chun Pan Secondary 1-3 Mathematics More Angle-of-elevation;Clinometer;Distance-height;Making-and-usage;online-teaching;Peer-cooperative-learning;Stationery-materials;Surveying-equipment;Trigonometry;Shape-and-Space;Measures;
Early Childhood Education．Cantonese Four Seasons Wong Yan Lam, Chow Kei Kwai Early Childhood More Arts-and-Creativity;autumn;colour;DIY;Fallen-Leaves;four-seasons;handcraft;K2;leaf;nature-and-living;weather;
