All
15,953 | 14:47duration 14 minutes 47 seconds
面積(一)
ronson@hkecl.net
4,252 | 19:49duration 19 minutes 49 seconds
續面積和體積 (二) (中文字幕可供選擇)
795 | 19:49duration 19 minutes 49 seconds
More about Areas and Volumes (2) (English…
More about Areas and Volumes (2) (English subtitles available)
4,737 | 16:40duration 16 minutes 40 seconds
STEM世界中的數學 (中文字幕可供選擇)
jackieyclee edb-jackieyclee
1,312 | 16:40duration 16 minutes 40 seconds
Mathematics in the World of STEM (English…
Mathematics in the World of STEM (English subtitles available)
696 | 19:43duration 19 minutes 43 seconds
Areas and Volumes (English subtitles available)
2,197 | 14:40duration 14 minutes 40 seconds
近在咫尺的世界景觀(中國香港世界地質公園遊賞)(配以中文字幕)
748 | 14:43duration 14 minutes 43 seconds
More about Areas and Volumes (1) (English…
More about Areas and Volumes (1) (English subtitles available)
1,518 | 14:45duration 14 minutes 45 seconds
續面積和體積(一) (中文字幕可供選擇)
2,786 | 20:04duration 20 minutes 4 seconds
氣候的差異
12,716 | 14:49duration 14 minutes 49 seconds
水質污染和污水處理 (中文字幕可供選擇)
5,629 | 19:45duration 19 minutes 45 seconds
全球變暖:迫在眉睫的危機(一) (中文字幕可供選擇)
457 | 20:04duration 20 minutes 4 seconds
Areas of polygons and circles (English subtitles…
Areas of polygons and circles (English subtitles available)
21,331 | 15:57duration 15 minutes 57 seconds
昔日的生活 (中、英文字幕可供選擇)
5,894 | 00:40duration 40 seconds
小腸的結構 (中文字幕可供選擇)
491 | 06:17duration 6 minutes 17 seconds
Learning and Teaching Series on "Geography…
Learning and Teaching Series on "Geography of China" (Upper Primary): City (English subtitles available)
edb-chengkaying edb-chengkaying
714 | 08:50duration 8 minutes 50 seconds
Learning and Teaching Series on "Geography of China" (Junior Secondary): City (English subtitles available)
開始和結束時間:
開始時間: