The Puzzles challenge is now closed. Here are the entries:

Avengers, fic, de-aged Avengers by daria234
Sherlock: Fanart: Not A Puzzle Solver by lothiriel84
FAKE: Fanfic: Solving Puzzles by badly_knitted
Orginal Artwork. The Drake Equation by love_jackianto
Kamen Rider Gaim: Fanfic: Big Brother's Instinct by estirose
The Hobbit: Fanfic: Solus Mons by lferion
Tintin: fanfiction: Rainbow Dragon by kadytheredpanda
Transformers: Fanfic: Puzzles by lady_katana4544
Person of Interest: Fanfic: Finding the Solution by thesmallhobbit
Torchwood: Fanfic: Man Of Mystery by badly_knitted
Fanart: Sherlock BBC: The World According to Sherlock by iantojjackh
Person of Interest/Due South. Fanart. One True Puzzle by love_jackianto
Agents of S.H.I.E.L.D. - Nonogram - S.H.I.E.L.D by elen_nare
Firefly: Fanart: Poster and 5 Icons by mareel
Bravely Default: Fanfic: Seeking Solitude by sanctum_c
Final Fantasy VII: Fanfic: Analogy by sanctum_c
Vikings: fanfic: Vision of Similitude by donutsweeper
Once Upon A Time: Games: 5 Once Upon A Time Puzzles by katleept
DC Universe (Earth 3): Fanfiction: Take the Bait by firegirl0
Teen Wolf: Fanfic: Enigmatic by salmon_pink
Torchwood: Puzzles: Word Search and Fallen Phrase by tardisjournal
The Silmarillion: Fanfic: Like Puzzles by brookeoflorien
The Merchant of Venice: Fanfic: A Lady Richly Left by clarasteam
Final Fantasy XIII-2: fanfic: achievement by mako_lies
Persona 4: Fanfic: 999 Pieces by samuraiter
Magic Knight Rayearth: Fanfic: Riddles by down

Also, congratulations to:

badly_knitted, who earned 12 Challenge Streak and 12 Posted Works,
donutsweeper, who earned 50 Posted Works, The Yulegoat, The Lightning Streak and Beta Boss,
lady_katana4544, who earned a name tag,
mareel, who earned The Comeback Kid, Overseer of the AU, Superintendent of SciFi, Superintendent of SciFi (SILVER) and Superintendent of SciFi (GOLD), and
thesmallhobbit, who earned 6 Challenge Streak

\o/ \o/ \o/

Thank you to everyone who participated! You're now free to post your entries to your journal or wherever else you'd like. If you're archiving on AO3, you can add your work to our fan_flashworks collection there.

New challenge coming right up!