Walpole, Brenda,  <br/><br/>
Saiz 

 - 32 pages :   colour illustrations ;   28 cm 
 - Siri unit .
 - Siri unit .
<br/><br/><label>ISBN: </label>9836256946 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Weights and measures ; Weights and measures- study and teching-Activity programs
<br/><br/><label>Dewey Class. No.: </label>530.81