DeRoche, Edward F. <br/><br/>
400 games and activities for teaching math / 
 Four hundred games and activities for teaching math 
Edward F. DeRoche, Erika Gierl Bogenschild 
 - West Nyack, N. Y :  Parker Pub. Co.,  1977 
 - 223 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0133298477 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)<br/>Mathematical recreations