Puzzles to test your chess elo( Just for fun!)

There are many people that are interested in chess, but not many of them have an official elo rating. Though, these days online chess become a thing and there's this thing call an online rating. You start with 1000 elo points and you win you get points. On the other hand, you lose you lost points. It

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Can one truly improve their chess skills simply by consistently working on chess puzzles? - Quora