[3] Born in 1892 in British India, Kar did his primary learning of art under his cousin, renowned Bengali painter, Nandalal Bose, and Abanindranath Tagore,[3] the nephew of Nobel Laureate, Rabindranath Tagore.
[4] Later, he joined Vichitra Club, founded by the Tagore family,[5] as a teacher of art.
[3] In 1917, when Tagore set up Brahmacharyasrama, the precursor of later day Shantiniketan,[6] he joined the institution and worked as an art teacher.
[3] Two years later, he moved to Kala Bhavana of Tagore as a faculty member.
[3] Kar, who was a companion of Tagore in many of his overseas visits,[3] used the exposure he received to western and eastern architecture, to evolve his own style and, later, designed many buildings for Shantiniketan.