Cam, Philip, 1948- <br/><br/>
Twenty thinking tools / 
Philip Cam 
 - Australia :  ACER Press,  [2006] 
 - iv, 116 pages :  illustrations ;  24 cm 
<br/><br/>Includes bibliographical references (pages 114-116) 
<br/><br/> include bibliography for primary and  secondary school students. 
<br/><br/><label>ISBN: </label>9780864315014 (Paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy - study and teaching (Primary)<br/>Philosophy _ Study and teaching (Secondary)