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Topic: Common Core snippet a little distressing
Replies: 73   Last Post: Jul 26, 2013 6:27 PM

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kirby urner

Posts: 1,753
Registered: 11/29/05
Re: Common Core snippet a little distressing
Posted: Jul 17, 2013 10:46 AM
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On Tue, Jul 16, 2013 at 5:55 PM, Robert Hansen <bob@rsccore.com> wrote:

It wasn't arbitrary. They chose the most natural analogy available and it
stuck. That should be the lesson. Why did it stick, everywhere? What is it
that makes cubes so much better than tetrahedrons for teaching about the
power of 3?



Dang, I wrote a fine reply last night through the Web interface to
math-teach @ Math Forum but it ain't appearin'.

Good writing I thought and I forgot to make a back up.

If they can't use @ Drexel, maybe they'll send it back?

Or maybe it's lost forever, Malesh (Egyptian for "oh well").

Kirby


Date Subject Author
7/13/13
Read Common Core snippet a little distressing
Peter Duveen
7/13/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/13/13
Read Re: Common Core snippet a little distressing
kirby urner
7/14/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/14/13
Read Re: Common Core snippet a little distressing
kirby urner
7/14/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/14/13
Read Re: Common Core snippet a little distressing
kirby urner
7/14/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/14/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/14/13
Read Re: Common Core snippet a little distressing
kirby urner
7/14/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/14/13
Read Re: Common Core snippet a little distressing
kirby urner
7/14/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/15/13
Read Re: Common Core snippet a little distressing
kirby urner
7/14/13
Read Re: Common Core snippet a little distressing
Wayne Bishop
7/14/13
Read Re: Common Core snippet a little distressing
kirby urner
7/14/13
Read Re: Common Core snippet a little distressing
Wayne Bishop
7/15/13
Read Re: Common Core snippet a little distressing
kirby urner
7/15/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/15/13
Read Re: [Math 2.0] Re: Common Core snippet a little distressing
Christian Baune
7/15/13
Read Re: Common Core snippet a little distressing
kirby urner
7/16/13
Read Re: Common Core snippet a little distressing
Wayne Bishop
7/16/13
Read Re: Common Core snippet a little distressing
kirby urner
7/14/13
Read Re: Common Core snippet a little distressing
Wayne Bishop
7/14/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/15/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/15/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/15/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/15/13
Read Re: Common Core snippet a little distressing
kirby urner
7/15/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/16/13
Read Re: Common Core snippet a little distressing
kirby urner
7/16/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/17/13
Read Re: Common Core snippet a little distressing
kirby urner
7/17/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/17/13
Read Re: Common Core snippet a little distressing
kirby urner
7/17/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/17/13
Read Re: Common Core snippet a little distressing
kirby urner
7/15/13
Read Re: Common Core snippet a little distressing
CCSSIMath
7/16/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/16/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/16/13
Read Re: Common Core snippet a little distressing
kirby urner
7/17/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/17/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/17/13
Read Re: Common Core snippet a little distressing
kirby urner
7/17/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/17/13
Read Re: Common Core snippet a little distressing
kirby urner
7/17/13
Read Re: Common Core snippet a little distressing
kirby urner
7/17/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/18/13
Read Re: Common Core snippet a little distressing
Wayne Bishop
7/17/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/17/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/17/13
Read Re: Common Core snippet a little distressing
Robert Hansen
7/18/13
Read Re: Common Core snippet a little distressing
Wayne Bishop
7/18/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/18/13
Read Re: Common Core snippet a little distressing
kirby urner
7/18/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/20/13
Read Re: Common Core snippet a little distressing
kirby urner
7/19/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/19/13
Read Re: Common Core snippet a little distressing
kirby urner
7/19/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/19/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/20/13
Read Re: Common Core snippet a little distressing
kirby urner
7/21/13
Read Re: Common Core snippet a little distressing
Joe Niederberger
7/23/13
Read Re: Common Core snippet a little distressing
kirby urner
7/24/13
Read Re: Common Core snippet a little distressing
frank zubek
7/24/13
Read Re: Common Core snippet a little distressing
frank zubek
7/24/13
Read Re: Common Core snippet a little distressing
kirby urner
7/25/13
Read Re: Common Core snippet a little distressing
frank zubek
7/25/13
Read Re: Common Core snippet a little distressing
kirby urner
7/25/13
Read Re: Common Core snippet a little distressing
frank zubek
7/25/13
Read Re: Common Core snippet a little distressing
frank zubek
7/25/13
Read Re: Common Core snippet a little distressing
frank zubek
7/26/13
Read Re: Common Core snippet a little distressing
frank zubek
7/26/13
Read Re: Common Core snippet a little distressing
frank zubek

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