Home FastNews1 Show HN: SlideCross – a combination of a crossword and Rubik's Cube Show HN: SlideCross – a combination of a crossword and Rubik's Cube SPK February 15, 20240 minute read 0 Show HN: SlideCross – a combination of a crossword and Rubik's Cube Comments Tags: FastNews1 Facebook Twitter Whatsapp NewerThe seventh most popular easily understood unsolved problem on MathOverflow Older