Simple Chess. You have it on YT as well: https://www.youtube.com/playlist?list=PLUrgfsyInqNbkyiwPSSBQ6ALkkccKItPE
chess books for 1200-1300 rating range

I recommend The Manual of Chess Combinations, vol. 2. You might consider racing through volume 1 if you have not done so already.
http://chessskill.blogspot.com/2023/02/the-manual-of-chess-combinations.html
I am looking for a chess book that can help me reach a 1400 rating from my current 1200 rating. I have just completed 'The Amateur's Mind' by Jeremy Silman. Although I understand most of the concepts he taught in the book, I am still struggling to apply them in my actual games. I find myself making silly blunders or missing tactics here and there. Could you please suggest a book that will aid me in analyzing positions more deeply