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Spatial visualization ability

Posted: Sun Jun 06, 2010 5:36 pm
by Drevixa
Does anyone here also thinks these exercises aren't hard?
Or do I have a large spatial visualization ability?

http://www.emis.de/proceedings/PME31/4/136.pdf

Re: Spatial visualization ability

Posted: Sun Jun 06, 2010 6:07 pm
by Drevixa
Has anyone already tried?