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Re: A Plethora of Polyhedra
Posted:
Apr 23, 2009 8:06 AM
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Hi Kirby!
Thank you by your feedback.
We've done another activity related with spatial geometry. It's a
game:
http://www.uff.br/cdme/triplets/triplets-html/triplets-en.html
Comments are welcome!
Best regards, Humberto.
On 20 abr, 20:03, Kirby Urner <ur...@alumni.princeton.edu> wrote:
> This looks really excellent, was just test driving and
> having fun.
>
> Thanks to this being a Java applet, I was able to run it
> on my Mozilla Firefox browser running on Ubuntu 8.04 -
> the Hardy Heron - released in April 2008.
>
> A handsome alternative, not an applet, but free if
> not-pro, is from the good folks at Peda (http://peda.com)
> where I've purchased posters as well. This won't
> run on my favorite open source platform however.
>
> Our self schoolers in coffee shops often take an active
> interest in geometry, which is an aesthetically attractive
> subject, just right for bright public LCDs ("ambient
> video for airports" -- or coffee shops in airports).
>
> Indeed, once a geometry class has taken the big leap
> and moved to real computers instead of just calculators,
> the old "flat land" stuff starts to lose its appeal, and
> it's not like Euclid ignored polyhedra (on the contrary).
>
> Of course you might *still* want to explore non-Euclidean
> treatments in terms of what definitions to bring to bear,
> but that doesn't necessarily mean changes in software.
> Our discrete math standards allow for "not solid" ideas
> about these shapes. Emphasizing wire frames and
> translucency over "geometric solids" (the old way of
> thinking) is consistent with these new discrete math
> standards.
>
> http://mathforum.org/kb/message.jspa?messageID=6632259&tstart=0
>
> I'll pass a link to your site back to our CTO, for cluing
> our "FOSS covens" (each shop tends to be surrounded by a
> bevy of geeks, per our open source business model). Your
> application may not be open source (I went looking
> for the code) but in terms of keeping the relevant
> geometry in the public eye, that's important to our
> curriculum and democratic goals.
>
> You're doing a great job. Thx!
>
> Kirby Urner
> CSN CMOhttp://coffeeshopsnet.blogspot.com/
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