Contest puzzles can be accessed using the drop-down menu or through the links below. Mean user ratings are shown for puzzles whose submission deadlines have passed. Click the + sign to see the full distribution of ratings.

Month	Puzzle	Solution	Stars *	Sweat **	# Correct ***	PUZ
January	Brother, Can You Spare a Rhyme?	Solution	3.76 0 10 78 124 39	1.89 89 109 47 6 1	302
February	Splash Around	Solution	3.71 2 6 54 115 16	2.84 9 61 82 36 6	203
March	At a Loss for Words	Solution	3.91 0 0 48 103 31	2.65 17 59 82 25 2	208
April	Pulse Modulation	Solution	4.13 0 2 25 116 55	2.83 8 57 98 33 3	214
May	Body of Work	Solution	3.97 0 3 23 67 26	3.17 4 20 55 35 7	137 (12 partial)
June	Double Play	Solution	4.20 0 2 12 92 46	3.19 2 28 73 43 9	161
July	Let’s Do It A Cappella!	Solution	4.13 0 1 21 115 46	2.37 23 82 71 7 2	215
August	Let The Games Begin	Solution	4.26 0 1 12 59 44	3.46 5 7 46 50 11	133
September	Fortune Hunter	Solution	4.54 0 0 9 43 81	3.61 1 7 45 70 10	141
October	Move Like the King	Solution	4.20 0 2 14 60 42	3.16 7 16 53 37 6	137
November	Number Please	Solution	4.37 0 3 7 51 57	3.83 0 9 31 53 28	128
December	Hidden Bonus Track	Solution	4.22 1 2 20 57 57	2.88 10 40 51 27 8	152
Mega-Meta	Special Relativity	Solution	4.4 0 1 9 59 64	2.81 11 30 69 19 4	164 (68 early)

* Stars represent the average user overall rating on a scale of 1 (the worst) to 5 (the best).
** Sweat represents the average user difficulty rating on a scale of 1 (easiest) to 5 (hardest).
*** # Correct is how many users correctly solved the meta.