Hello dharmesh,

You can buy MTG NCERT at your fingertips directly from any of the site either amazon or flipkart.

You can go through this link directly to buy any of the book of MTG NCERT at your fingertips as :

https://www.amazon.com/s?k=mtg+ncert+at+your+fingertips&crid=3E1ZXLCQ5U2S0&sprefix=mtg+ncer&ref=nb_sb_ss_i_1_8

As the original price of this book is somewhere around 800 rupees but you can get some discount over it on  these online websites.

Hope it helps.

Thank you :)