[Blindmath] Economical tactile graphics - Microcapsule orSwellPaper in a microwave oven?

Fri Aug 12 21:20:24 UTC 2011

Wow the review process is brutal:)!
----- Original Message ----- 
From: "Debbie Willis" <dwillis at aph.org>
To: "Blind Math list for those interested in mathematics" 
<blindmath at nfbnet.org>
Sent: Friday, August 12, 2011 5:09 PM
Subject: Re: [Blindmath] Economical tactile graphics - Microcapsule 
orSwellPaper in a microwave oven?


> No publication yet!
>
> -----Original Message-----
> From: blindmath-bounces at nfbnet.org [mailto:blindmath-bounces at nfbnet.org] 
> On Behalf Of Christine Szostak
> Sent: Friday, August 12, 2011 5:06 PM
> To: Blind Math list for those interested in mathematics
> Subject: Re: [Blindmath] Economical tactile graphics - Microcapsule 
> orSwellPaper in a microwave oven?
>
> So we need to reject the alternative hypothesis, darn no publication!
>
>  Have a wonderful weekend everyone and again thank you all for the very
> useful discussion on the teaching question I recently posed.
> Many thanks,
> Christine
>
>
> ----- Original Message ----- 
> From: "Debbie Willis" <dwillis at aph.org>
> To: "Blind Math list for those interested in mathematics"
> <blindmath at nfbnet.org>
> Sent: Friday, August 12, 2011 4:58 PM
> Subject: Re: [Blindmath] Economical tactile graphics - Microcapsule or
> SwellPaper in a microwave oven?
>
>
>>I did not think it would work, but it's good to test the hypothesis and 
>>get
>>confirmation on a "no go."
>> Thanks for sharing,
>> Debbie
>>
>> -----Original Message-----
>> From: blindmath-bounces at nfbnet.org [mailto:blindmath-bounces at nfbnet.org]
>> On Behalf Of Jaquiss, Robert
>> Sent: Friday, August 12, 2011 4:56 PM
>> To: Blind Math list for those interested in mathematics
>> Subject: Re: [Blindmath] Economical tactile graphics - Microcapsule or
>> SwellPaper in a microwave oven?
>>
>> Hello:
>>
>>     I have just heard from a teacher who tried microwaving capsule paper.
>> I cooked the whole sheet, so it does not work.
>>
>> Regards,
>>
>> Robert
>>
>>
>> Robert Jaquiss
>> National Federation of the Blind
>> 200 East Wells Street at Jernigan Place
>> Baltimore, Maryland 21230
>> Phone: 410-659-9314, ext. 2422
>>
>> -----Original Message-----
>> From: blindmath-bounces at nfbnet.org [mailto:blindmath-bounces at nfbnet.org]
>> On Behalf Of Richard Baldwin
>> Sent: Wednesday, August 10, 2011 11:03 AM
>> To: BlindMath Mailing List
>> Subject: [Blindmath] Economical tactile graphics - Microcapsule or Swell
>> Paper in a microwave oven?
>>
>> I keep thinking that one of the big needs in teaching STEM courses to
>> blind
>> students is the need to quickly, easily, and economically create tactile
>> graphics from printed graphs and images.
>>
>> I have read about using Microcapsule or Swell Paper, which seems like a
>> reasonable approach except that the heating devices are relatively
>> expensive
>> (more than the cost of an HP laptop) and not portable.
>>
>> Every teacher's lounge in K-12 and every student lounge in college has a
>> microwave oven. Many faculty members have a microwave oven in their
>> office.
>> Has anyone tried heating a printed piece of swell paper in a microwave
>> oven
>> to see how it reacts?  If it doesn't react well by itself, would it help
>> to
>> sandwich it between two pieces of the silver crisping cardboard that 
>> comes
>> with frozen pizza? Or how about sandwiching it between two of the
>> gel-filled
>> pads that are designed to be heated in a microwave oven and then applied
>> to
>> sore joints? That would tend to provide a more uniform heat to the 
>> surface
>> of the paper. I have been unable to find any specifications regarding the
>> temperature requirements for causing the microcapsules to swell.
>>
>> What can we do to dramatically improve the availability of custom-made
>> tactile graphics?
>>
>> Is there a group or list that concentrates on such issues.  I found a 
>> list
>> named Adapted Graphics for the blind and visually impaired (Adapted
>> Graphics) but I was unable to navigate the interface to get registered,
>> and
>> in any event, there didn't appear to be any recent posts in the archives?
>>
>> Dick Baldwin
>>
>> -- 
>> Richard G. Baldwin (Dick Baldwin)
>> Home of Baldwin's on-line Java Tutorials
>> http://www.DickBaldwin.com
>>
>> Professor of Computer Information Technology
>> Austin Community College
>> (512) 223-4758
>> mailto:Baldwin at DickBaldwin.com
>> http://www.austincc.edu/baldwin/
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