Here, in a giant omnibus edition, taken from four best-selling titles, are more than 800 fun mindbenders to exercise every part of the reader's brain - word gam... » 

Here, in a giant omnibus edition, taken from four best-selling titles, are more than 800 fun mindbenders to exercise every part of the reader's brain - word games, trivia, logic riddles, number challenges, visual puzzles, plus tips on how to improve thinking skills. «