Ramdhanu was an illustrated Bengali monthly for children. The journal was founded by Bisweswar Bhattacharyya in 1334 B.S. (1927). In 1950 the journal was edited and published by Khitindra Narayan Bhattacharyya from Ramdhanu Karjalay, Calcutta. Ramdhanu published poems, short stories, plays and novellas along with essays, reminiscences, travelogues, puzzles, news items, letters, and book information.
Contributors included Kumudranjan Mallick, Sibram Chakraborty, Shanta Debi, Bibhutibhushan Chakraborty, Bande Ali, Benu Gangopadhyay, Sudhirranjan Ghosh, Khagendranath Mitra, Sunirmal Basu and Fatik Bandyopadhyay. Published articles included Khitindra Narayan Bhattacharyya’s ‘Mahasunyer Rahasya Sandhane’ (In Search of the Mystery of Great Space); Amal Kumar Mitra’s ‘Hockey-Jadukar Dhanchand’ (Hockey-magician Dhyan Chand); Kunjabihari Pal’s ‘Hydrogen Boma’ (Hydrogen Bomb); Arun Mohan Chakraborty’s ‘Kritrim Bristipat’ (Artificial Rain); and ‘Abar Jadi Juddha Bandhe’ (If War Breaks Out Again). Biographical essays were published on Dwijendralal Roy, Nirmalendu Lahiri, Bipin Chandra Pal, Chittaranjan Das, Brajendranath Seal, Rabindranath Tagore, and many others.
Sections included ‘Desh Bidehser Kotha’ with travelogues of destinations in and around India. ‘Bhabi Sahityiker Boithak’ (Forum for Future Writers) published articles written by children. ‘Notun Boi’ (New Books) gave brief information about newly published books and magazines for children. ‘Amader Sambadpatra Bibhag’ (Our Newspaper Section) carried contemporary news.
The journal ran writing competitions for its readers and published the names of winners.