Learning to think spatially. 

 - Washington, D.C. :  National Academies Press,  2006. 
 - 313 p. :  ill.  
<br/><br/><label>ISBN: </label>0309092086 0309531918 9780309092081 9780309531917 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space perception--Study and teaching.<br/>Geographic information systems.
<br/><br/><label>LC Class. No.: </label>BF723.S63  / L438 2006