Austin Ruth (in Sequences) Rating: 4.00 Posted on 2006-04-08 by Mindrod (No Solution Yet, 10 Comments)
Discover U.S. (in Cryptography) Rating: 3.60 Posted on 2006-03-14 by Mindrod (Solution Posted, 12 Comments)
Lonhard (in Cryptography) Rating: 4.25 Posted on 2006-02-09 by Mindrod (Solution Posted, 11 Comments)
covert western union (in Cryptography) Rating: 4.67 Posted on 2006-02-07 by Mindrod (Solution Posted, 6 Comments)
Odoacer (in Cryptography) Rating: 4.67 Posted on 2006-01-30 by Mindrod (Solution Posted, 9 Comments)
Discover Us (in Cryptography) Rating: 4.25 Posted on 2006-01-24 by Mindrod (Solution Posted, 14 Comments)
Vigenere's Hidden Word Square (in Cryptography) Rating: 4.14 Posted on 2006-01-20 by Mindrod (Solution Posted, 12 Comments)
