Ward, Sandra <br/><br/>
Number combinations / 
Sandra Ward 
 - Chicago (Ill.) :  Creative Publications,  cop. 1995 
 - 103 p.:  il.;  28 cm 
 - Constructing ideas about.  Grades 1-3 .
<br/><br/><br/>España 
<br/><br/><label>ISBN: </label>1561078069 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Matemáticas
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Primaria