Based on our record, 15 Puzzle seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
You can practice what you learned over there: https://15puzzle.netlify.app/. Source: almost 2 years ago
I spent 2 days practicing this and now get times in the 30 - 60 second range. I'm not a genius. So it's just not as hard as it seems. Try yourself: https://15puzzle.netlify.app/. Source: about 3 years ago
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