Olefsky, Jake, <br/><br/>
The brain strain book :  over 400 puzzles, riddles, & mindblenders to flex your mental muscles. 

 - Quest Publication edition. 
 - x, 213  pages :  illustration,  22 cm. 
<br/><br/> Originally published under the title'the everything Brain Strain Book' 
<br/><br/><label>ISBN: </label>9789833832804  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Puzzles.<br/>Riddles.