Mathemagic :  the 1978 Childcraft annual. 

 - [S.l.] :  Field Enterprises,  c1978. 
 - 304 p. :  ill. 
<br/><br/><label>LCCN: </label>65025105  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.