Interactive mathematics through the looking glass :  spatial visualization. 

 - New York :  Glencoe/McGraw Hill,  1995. 
 - 55p. :  illus. ;  25cm. 
<br/><br/> Includes glossary and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>LC Class. No.: </label>QA 20  / T37 1995