Propos Video


At this point, teams could enter an answer to their Propos video.


National Museum of the American Indian, Solve Propos
Fourth Street & Independence Ave., S.W.

Teams were directed to this location with the following in-app flavor text:

Return to the Piecekeeper at this location for further instructions.

Flavor Text

This puzzle was presented with the following in-app flavor text:

Ooh, your propaganda video just aired.  I hope your hair was okay.


  • Click to reveal Hint #1

    All of the movie clips share an interesting property.

  • Click to reveal Hint #2

    While much of the dialogue is purely thematic, each sentence contains an instruction of sorts.

  • Click to reveal Hint #3

    Look for a single word or phrase in each sentence to help you perform a certain operation on the movie or movies in question.

  • Click to reveal Hint #4

    Each sentence contains a math operation of sorts (roots, next prime, etc.). Your final answer uses alphanumeric decoding.


  • Click to reveal the solution to this puzzle