Designing Learning Environments for Developing Understanding of Geometry and Space 

 - Mahwath  Lawrence Erlbaum,  1998 
 - 504p.;  21cm 
<br/><br/><label>ISBN: </label>0805819487 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Designing
<br/><br/><label>Dewey Class. No.: </label>516  / DES