Felt it was time for another Density™ puzzle. Warning: May require thinking. Enjoy!

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Final answer: (3,4,4,4)


1 Answer 1



interpret the given dots as Braille numbers. (There's no number sign at the beginning, as there normally would be.)

This gives: 9 92 7 74 53 90 6 2 109 47 16


take the chemical symbols of those elements of the periodic table.
This gives F U N W I Th C He Mt Ag S, or FUN WITH CHEM TAGS.

Title explanation:

"Elementary" of course refers to the chemical elements; "Louis" is Louis Braille, inventor and namesake of his writing system for the blind.

  • $\begingroup$ Very nice! Can you also relate the puzzle to the title? $\endgroup$
    – Jens
    Mar 29, 2020 at 23:10
  • $\begingroup$ Which Louis had a part in the solution? $\endgroup$
    – Jens
    Mar 30, 2020 at 6:17

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