روش تدریس حل مساله

3:40

1:17:30

3:40

6:21

6:21

5:07

2:03

23:19

5:17

6:53

7:13

4:55

27:50

12:27

7:59

4:55

2:52

3:00

19:40

10:01

4:11

18:02

8:30

1:19:02

5:38

4:22

19:37

3:53

16:38

3:14

11:15

32:14

34:30

11:56

6:49

38:22

14:20

4:35

14:57

10:37