An aptitude is an innate ability to do a certain kind of work. Aptitudes may be physical or mental. All Aptitude related Information and Questions
A puzzle is a problem or enigma that challenges ingenuity. Puzzles are often contrived as a form of entertainment, but they can also stem from serious mathematical or logistical problems, All Puzzle related Information and q&a
Ask anything about riddles
All Numerical Ability Related information and Q&A
Brain Teasers That will help you out in an interview