Logic puzzles come in various forms and have a near-infinite number of themes. But at their core, these reasoning puzzles ...

If Teresa's daughter is my daughter's mother ... just what is this family dynamic riddle? See if you can figure it out.

Now you can have the world's best and most difficult brain teasers right on your fingertips! Brain teasers are a good way to improve your mental sharpness and lateral thinking, test your friends, or ...

Think you have a sharp mind? Part 2 of our Logic Test Quiz is here to put your reasoning skills to the ultimate test.From number puzzles and sequences to tricky riddles and brain teasers, every ...

Can you guess the old woman's birthday? (CBS Television /) We know you are bored at home right now—we are too. Here are some puzzles and brainteasers to challenge your family and friends with, either ...

ATTENTION: THIS IS NOT A QUIZ. This is a collection of quizzes curated for people that like riddle and brainteasers who feel like extending their IQ a few points. Here are eight images. Your goal is ...

Blue Prince follows in the storied tradition of mystery house games while mixing in logic riddles, word games, math problems and many codes and passwords. By Rollo Romig The mystery house, in which ...