All
15,993 | 14:42duration 14 minutes 42 seconds
尋尋覓覓─平面圖形(二)
ronson@hkecl.net 15/2/2020
21,713 | 09:45duration 9 minutes 45 seconds
尋尋覓覓─平面圖形(一)
ronson@hkecl.net 20/2/2020
13,459 | 09:51duration 9 minutes 51 seconds
續四邊形
ronson@hkecl.net 14/2/2020
18,103 | 14:45duration 14 minutes 45 seconds
四邊形 (二)
ronson@hkecl.net 21/2/2020
20,865 | 15:14duration 15 minutes 14 seconds
四邊形(一)
ronson@hkecl.net 26/2/2020
15,189 | 14:47duration 14 minutes 47 seconds
面積(一)
ronson@hkecl.net 16/2/2020
9,466 | 14:53duration 14 minutes 53 seconds
周界(二) (中文字幕可供選擇)
ronson@hkecl.net 1/3/2020
16,579 | 13:55duration 13 minutes 55 seconds
圖形拼砌與分割
ronson@hkecl.net 4/3/2020
12,557 | 15:05duration 15 minutes 5 seconds
面積 (一)
1,313 | 09:42duration 9 minutes 42 seconds
The Secret of Patterns - Tessellation (English…
The Secret of Patterns - Tessellation (English subtitles available)
21,209 | 14:27duration 14 minutes 27 seconds
三角形 (中文字幕可供選擇)
ronson@hkecl.net 19/2/2020
796 | 20:00duration 20 minutes 0 seconds
Pythagoras’ Theorem
7,182 | 14:33duration 14 minutes 33 seconds
Getting Around by Tram (English subtitles…
Getting Around by Tram (English subtitles available)
16,026 | 14:46duration 14 minutes 46 seconds
平行和垂直
ronson@hkecl.net 25/2/2020
11,150 | 14:44duration 14 minutes 44 seconds
角(度) (中文字幕可供選擇)
ronson@hkecl.net 27/2/2020
6,328 | 02:47duration 2 minutes 47 seconds
我的光榮‧我的自豪:國旗和區旗 (中、英文字幕可供選擇)
jackieyclee edb-jackieyclee 29/11/2022
開始和結束時間:
開始時間: