Head start :  mathematics. 

 - Manila :  WS Pacific Pub.,  2020. 
 - 144 pages :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Subjects--Geographic Terms: </label>
<br/><br/><label>Index Terms--Genre/Form: </label>
<br/><br/><label>Dewey Class. No.: </label>TR  373.7  H432  2020