Samarasinghe, A Sam. <br/><br/>
IQ Puzzles 

 - Nugegoda  Sarasavi  2022 
 - 121 p. 
<br/><br/><label>ISBN: </label>9789553123329 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS<br/>PUZZLES
<br/><br/><label>Dewey Class. No.: </label>B3055  / LDC