Copeland, Richard W. <br/><br/>
How children learn mathematics  : teaching implications of Piaget's research 

 - London:  Macmillan,  1970. 
 -  viii, 310p. 
<br/><br/> Includes index 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics-Study and teaching-Elementary
<br/><br/><label>Dewey Class. No.: </label>510.7  / COH