Mrunal bhai have started a video series on how to prepare for UPSC prelims and mains preparation and in the series ,he is covering it in a detailed manner from S&T to history.

 UPSC Prelim cum Mains Preparation: How to begin

UPSC Prelim cum Mains Preparation: Approaching Sci-Tech, IT, Space, Defense

UPSC Prelim cum Mains Prep.-Environment, Geography, Economy & Polity

UPSC Prelim cum Mains Preparation- History, Culture, IR/Diplomacy