Knavish Arithmetic (in Liars and Knights) Rating: 4.67 Posted on 2019-05-25 by FrankM (Solution Posted, 2 Comments)
Rubik's minimal operator set (in Shapes) Posted on 2019-05-23 by FrankM (Solution Posted, 2 Comments)
Exploring New Guinea (based on a true story!) (in Just Math) Rating: 4.00 Posted on 2009-05-07 by FrankM (Solution Posted, 2 Comments)
Seeing red (in Probability) Rating: 5.00 Posted on 2008-06-07 by FrankM (Solution Posted, 5 Comments)
Riddle of Many Layers (in Riddles) Rating: 3.50 Posted on 2008-06-03 by FrankM (Solution Posted, 7 Comments)
The Diamond Caper (in Famous Riddles) Rating: 2.67 Posted on 2008-05-31 by FrankM (Solution Posted, 8 Comments)
All in the Family (in Paradoxes) Rating: 2.33 Posted on 2008-05-26 by FrankM (Solution Posted, 10 Comments)
Double Recursion Relation (in Just Math) Rating: 4.00 Posted on 2008-05-20 by FrankM (Solution Posted, 0 Comments)
Do you have a card? (in Riddles) Rating: 2.33 Posted on 2008-05-12 by FrankM (Solution Posted, 12 Comments)
It's right under your nose (from time to time) (in Tricks) Rating: 2.00 Posted on 2008-05-09 by FrankM (Solution Posted, 7 Comments)
Choose one (in Word Problems) Rating: 2.00 Posted on 2008-05-06 by FrankM (Solution Posted, 3 Comments)
Capture the Flag (in Probability) Rating: 3.50 Posted on 2008-05-04 by FrankM (Solution Posted, 11 Comments)
Tic-Tac-Toyola (in Algorithms) Rating: 4.00 Posted on 2008-04-26 by FrankM (Solution Posted, 9 Comments)
Mission: Impossible? (in Liars and Knights) Rating: 3.00 Posted on 2008-04-20 by FrankM (Solution Posted, 15 Comments)
You, versus Bobby Fisher (in Just Math) Rating: 3.00 Posted on 2008-04-05 by FrankM (Solution Posted, 4 Comments)
Shape Invariant (in Shapes) Rating: 2.50 Posted on 2008-03-31 by FrankM (Solution Posted, 2 Comments)
Poker, solved (in Paradoxes) Rating: 3.50 Posted on 2008-03-29 by FrankM (Solution Posted, 11 Comments)
Dao Juxing (The way of the rectangle) (in Shapes) Rating: 3.00 Posted on 2008-03-28 by FrankM (No Solution Yet, 6 Comments)
Election in Logistan (in Liars and Knights) Rating: 2.50 Posted on 2008-03-24 by FrankM (Solution Posted, 31 Comments)
Pick a card, any card.. (in Probability) Rating: 2.75 Posted on 2008-03-11 by FrankM (Solution Posted, 37 Comments)
Aus dem Haeuschen (in Logic) Rating: 2.00 Posted on 2008-03-05 by FrankM (Solution Posted, 8 Comments)
Rounding the Root (in Just Math) Rating: 4.00 Posted on 2008-03-03 by FrankM (Solution Posted, 1 Comments)
Unreliable scale (in Weights and Scales) Rating: 3.00 Posted on 2008-02-28 by FrankM (Solution Posted, 3 Comments)
South Sea Treasure Hunt (in Liars and Knights) Posted on 2008-02-21 by FrankM (Solution Posted, 5 Comments)
Worlds in collision (in Just Math) Rating: 3.00 Posted on 2008-02-16 by FrankM (Solution Posted, 1 Comments)
Forced Win, Forced Loss, or Neutral? (in Paradoxes) Rating: 3.50 Posted on 2008-02-08 by FrankM (Solution Posted, 16 Comments)
The Triangle's Bottom (in Just Math) Rating: 3.00 Posted on 2008-02-05 by FrankM (Solution Posted, 7 Comments)
A Power of an Integer Beginning with an Arbitrary Sequence (in Just Math) Rating: 3.80 Posted on 2008-01-31 by FrankM (Solution Posted, 6 Comments)
