All
22,228 | 09:45duration 9 minutes 45 seconds
尋尋覓覓─平面圖形(一)
ronson@hkecl.net 20/2/2020
10,304 | 09:42duration 9 minutes 42 seconds
圖案的密碼─密鋪
ronson@hkecl.net 14/2/2020
20,402 | 15:00duration 15 minutes 0 seconds
周界 (一)
ronson@hkecl.net 19/2/2020
18,714 | 14:45duration 14 minutes 45 seconds
四邊形 (二) (英文字幕可供選擇)
ronson@hkecl.net 21/2/2020
21,722 | 15:14duration 15 minutes 14 seconds
四邊形(一)
ronson@hkecl.net 26/2/2020
16,840 | 13:55duration 13 minutes 55 seconds
圖形拼砌與分割 (英文字幕可供選擇)
ronson@hkecl.net 4/3/2020
13,656 | 09:51duration 9 minutes 51 seconds
續四邊形
15,672 | 14:47duration 14 minutes 47 seconds
面積(一)
ronson@hkecl.net 16/2/2020
1,329 | 09:42duration 9 minutes 42 seconds
The Secret of Patterns - Tessellation (English…
The Secret of Patterns - Tessellation (English subtitles available)
1,536 | 15:04duration 15 minutes 4 seconds
四邊形
11,160 | 14:42duration 14 minutes 42 seconds
續三角形
jackieyclee edb-jackieyclee 12/1/2022
21,809 | 14:27duration 14 minutes 27 seconds
三角形 (中、英文字幕可供選擇)
615 | 17:04duration 17 minutes 4 seconds
Basic properties of circles (1) (English…
Basic properties of circles (1) (English subtitles available)
12,850 | 15:05duration 15 minutes 5 seconds
面積 (一)
ronson@hkecl.net 1/3/2020
390 | 14:46duration 14 minutes 46 seconds
Basic properties of circles (2) (English…
Basic properties of circles (2) (English subtitles available)
2,422 | 19:41duration 19 minutes 41 seconds
面積和體積
1,994 | 15:04duration 15 minutes 4 seconds
圓的基本性質(一) (配以中文字幕)
ronson@hkecl.net 27/2/2020
609 | 20:04duration 20 minutes 4 seconds
Air and Burning (English subtitles available)
ronson@hkecl.net 29/2/2020
5,029 | 15:03duration 15 minutes 3 seconds
Hurry up, Miss O (English subtitles available)
451 | 20:04duration 20 minutes 4 seconds
Areas of polygons and circles (English subtitles…
Areas of polygons and circles (English subtitles available)
開始和結束時間:
開始時間: