Brain training puzzles 

 - London  Carlton  2008 
 - 176 p. 
<br/><br/><label>ISBN: </label>9781847321954 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Puzzles.
<br/><br/><label>Dewey Class. No.: </label>793.73 BRA-T