General knowledge lecture 4
[6.75 MB]

General knowledge lecture 5
[6.14 MB]

General knowledge lecture 3
[6.82 MB]

English lecture 4
[6.61 MB]

English lecture 5
[4.91 MB]

General knowledge lecture 2
[6.51 MB]

English lecture 3
[4.77 MB]

Bangla lecture 4
[7.03 MB]

Bangla lecture 5
[6 MB]

English lecture 2
[4.39 MB]