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Excellent demonstration. Prof. Das passion on science education is amazing!
The best example of surface tension 9:09
Lovely experience sir ❤ Hatsoff
Best experiment
This one is very interesting! 😃
Thank you very much ❤️
Adbhut
Very intresting sir.
I can feel that the teacher is bengali
Yes❤ you are right👍❤❤❤❤❤
Easy understanding experiment 🙂
Thank you, sir
Thank you sir
9:05
Professor please make English
Excellent demonstration. Prof. Das passion on science education is amazing!
The best example of surface tension 9:09
Lovely experience sir ❤ Hatsoff
Best experiment
This one is very interesting! 😃
Thank you very much ❤️
Adbhut
Very intresting sir.
I can feel that the teacher is bengali
Yes❤ you are right👍❤❤❤❤❤
Easy understanding experiment 🙂
Thank you, sir
Thank you sir
9:05
Professor please make English