03:52:04

12th old book zoology unit 1

01:29:55

11th new book geography unit 7

01:24:44

11th new book zoology unit 2

01:28:40

12th old book physics unit 10

01:20:35

11th new book geography unit 5

01:15:35

12th old book Indian culture unit 10

01:00:17

11th new book geography unit 4

01:00:31

12th old book Indian culture unit 7

01:09:45

12th new book geography unit 5

54:57

11th new book ethics unit 3

50:38

11th new book zoology unit 1

56:39

12th old book zoology unit 4

46:44

11th new book ethics unit 5

48:10

12th new book geography unit 1

46:29

12th old book Indian culture unit 5

37:02

12th new book geography unit 7

38:53

12th new book geography unit 3-1

36:48

11th new book political science unit 14

35:30

12th old book physics unit 6-4

36:01

12th new book tamil unit-trikural

33:31

11th new book tamil unit-trikural

31:09

11th new book ethics unit 4

27:55

11th new book ethics unit 7

12:10

11th new book ethics unit 8-1

11:22

11th old book ethics unit 2&3

06:44

11th new book ethics unit 8-2

02:21

11th new book ethics unit 6

32:47

12th new book geography unit 8

34:28

12th old book zoology unit 7

30:44

11th new book ethics unit 1

23:08

11th new book geography unit 8

26:05

11th new book geography unit 6-4

18:17

12th new book geography unit 4

13:12

12th new book geography unit 3-2

10:50

11th new book geography unit 13-11

01:20:56

11th new book ethics unit 4

57:16

12th old book geography unit 9

48:10

12th old book geography unit 10

31:27

12th old book geography unit 1

15:00

11th old book geography unit 8

16:03

11th old book geography unit 7-1

33:48

12th old book geography unit 6

08:28

11th old book geography unit 7-2

46:14

12th old book geography unit 8

48:15

11th new book history unit 19

35:28

11th new book history unit 5

51:47

11th new book history unit 7

01:14:27

11th new book history unit 9

26:01

11th new book political science unit 13-9

52:32

12th new book history unit 4

49:41

12th new book history unit 7

50:10

12th new book history unit 2

16:29

11th new book political science unit 15-trikkural

08:44

11th new book political science unit 10-7

49:33

12th new book history unit 8

41:16

12th new book history unit 6

30:37

11th old book economic unit 1

08:49

12th old book history unit 18

18:53

12th old book history unit 13

10:59

12th old book history unit 17