Are Puzzles Useful For Chess Improvement? (Hint: YES!)
Chess Puzzles | Solve Tactics Problems and Compositions - 365Chess.com
Chess Puzzles | Solve Tactics Problems and Compositions - 365Chess.com
500 Chess Puzzles, Mate in 1, Beginner Level: Solve chess problems and improve your tactical chess skills (I'm progressing in Chess): Akt, Chess: 9798729228126: Amazon.com: Books
On the topic of puzzle rules, I would like to revisit this amazing puzzle problem, that deals with the somewhat ambiguous nature of puzzles! White to move and mate in 2 :