virtual classroom
you can be a teacher of thousands students by using technology and establishing digital classroom through the country and charge them minimum cost.
It is a very interesting thing.
It is a very interesting thing.
কাঠের গাড়ি তৈরী করা
https://www.youtube.com/watch?v=rndWH7SkdAM লোহার বদলে কাঠ দিয়ে গাড়ি বানানো যেতে পারে।
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