Medium chess Puzzles

500 Chess Puzzles, Mate in 2, Beginner & Intermediate Level: Solve chess problems and improve your tactical chess skills (I'm progressing in Chess)

Chess Problems - Chess Terms

Mate in 4 Chess Puzzle 1 - Brain Easer

Tactics and some blindfold puzzles Play for fun, Play for real, Play for free.

Chess Puzzles, 900 Mate In Three: by Martin, Josh Ortiz

Checkmate in Two Puzzles Test (Very Hard)

Past Chess Puzzles & Answers

Understanding soundness and motivations in chess puzzles, problems, and studies

1200 Medium Chess Puzzles in Two Moves Printable PDF

What is the hardest mate-in-4 puzzle? - Quora