Pedago Net

Problem Solving.....Do you
have the answer? Brain Tease, Brain Age games, Brain twisters and tricky riddles

        Web Sudoku Deluxe

Each Sudoku has a unique solution that can be reached logically without guessing
               Riddlenut

Here you'll find hundreds of riddles and many hours of head-scratching pleasure.

               Braingle

Brain Teasers, Riddles, Trivia, Brain Exercises, Forums and more
          Brain Bashers

Welcome to BrainBashers, an exciting collection of brain teasers, puzzles, riddles, games and optical illusions

      Brain Teaser Central

Here you will find some of the best brain teasers and illusions around. Come in and browse around
               Web Riddles

Over 1500 Brain Teasers and Riddles for you to exercise your brain and enjoy

              Class Brain.com

ClassBrain makes learning fun for all