Have you tried the Engineering Puzzles found on Facebook ? You not only need to solve the puzzle but you will also need to decode the e-mail address ({0xFACEB00C>>2 in decimal}@fb.com) that is used for the submission of the answers for the various puzzles.
If you are not aware yet, every Facebook account has a privacy option to block users based on their name or e-mail address. Once you block someone, you cut all ties with them, including friendship, comments, etc. They will not be able to interact with you nor be able to search for you on Facebook.
Ibrahim is a Telecom Engineer working for a big MNC. He blogs on technical stuff during his free time... read more »
Subscribe to feeds via e-mail
 | Subscribe to RSS Feed |
 | Subscribe with Bloglines |
 | Subscribe with Netvibes |
 | Subscribe with NewsGator |
 | Subscribe with Google |
 | Subscribe with Yahoo |