Spot the difference : what's changed between the pictures? 
Brain Benders 
 - London  Capella  2007 
 - 128p. : ill. ; 20 cm 
<br/><br/><label>ISBN: </label>9781841937748 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Games not characterized by action
<br/><br/><label>Dewey Class. No.: </label>793.734 CAP