[math4] FourthGradeMath Digest, Vol 2, Issue 39
itprofjacobs at gmail.com
Sat Mar 28 12:27:38 EDT 2009
yay. spoke with vp of exhibitions at the conf this week as well.
Sent from my iPhone
On Mar 28, 2009, at 9:00 AM, fourthgrademath-
request at lists.sugarlabs.org wrote:
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> Today's Topics:
> 1. Strong Museum Follow-up (Karlie Robinson)
> 2. Re: FourthGradeMath Digest, Vol 2, Issue 37 (Brian Long)
> 3. Quiz/Question API Proposal (Enimihil)
> Message: 1
> Date: Fri, 27 Mar 2009 15:33:11 -0400
> From: Karlie Robinson <karlie_robinson at webpath.net>
> Subject: [math4] Strong Museum Follow-up
> To: fourthgrademath at lists.sugarlabs.org
> Message-ID: <49CD29F7.7020703 at webpath.net>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> I spoke with the Collections Manager at the Strong Museum today.
> They do have an XO in the collection but it's not on display and they
> would welcome a second XO.
> It will take about a month for the museum to determine if they will
> the donation and if they do, we will be given an opportunity to name
> the donation is from. "A gift from [someone]"
> Good news is that it can be a gift from more than one group so from
> Fedora Ambassadors and OLPC etc.
> So while things are up in the air on a donation, I did suggest that we
> could hold an event at the museum with the Grass Roots folks in
> NY at the Museum. After all, the public may not get their hands on
> XO if it's behind glass but if our people bring machines for the
> to explore and play with it could present a good opportunity for
> OLPC, SugarLabs and Math4.
> I'll keep you updated as info becomes available
> Message: 2
> Date: Fri, 27 Mar 2009 16:03:03 -0400
> From: Brian Long <brilong87 at gmail.com>
> Subject: Re: [math4] FourthGradeMath Digest, Vol 2, Issue 37
> To: Mel Chua <mel at melchua.com>
> Cc: fourthgrademath at lists.sugarlabs.org
> <e2c25ac50903271303u2ea10360m35199e9cd721aa3b at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
> Thanks for the help. I do believe most of us were able to get on
> the IRC
> today. We do come from a very broad range as far as programming and
> technical skill goes though. I think the next step for a lot of us
> will be
> setting up the development environment to code and then run Sugar on
> top of
> our OS or on another machine...
> My last question was pretty amateur, sorry about that. From now on,
> full speed ahead with Python! Thanks to
> for this bookmark:
> -Brian Long
> bbl5660 at rit.edu
> On Fri, Mar 27, 2009 at 9:35 AM, Mel Chua <mel at melchua.com> wrote:
>> Moving this thread to sugar-devel as well. Most general "how do I
>> set up
>> $environment?" questions regarding Sugar development get answered
>> there. ;)
>> If you need help setting up a Sugar dev environment, the #sugar
>> channel on
>> freenode is an awesome place to go - did the class get an intro to
>> IRC yet*?
>> *If not, this sentence may sound incoherent to a lot of people
>> Brian Long wrote:
>>> Is there any means of running sugar or python via a JVM?
>>> -Brian Long
>>> bbl5660 at rit.edu
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> Date: Fri, 27 Mar 2009 22:32:03 -0400
> From: Enimihil <enimihil at gmail.com>
> Subject: [math4] Quiz/Question API Proposal
> To: fourthgrademath at lists.sugarlabs.org
> <388d1ac00903271932m1b6f5d3aqdb11ea5e978d0039 at mail.gmail.com>
> Content-Type: text/plain; charset=UTF-8
> Hello all,
> This is my first post so I guess I should introduce myself a bit. ?I'm
> Greg S., one of the RIT students in the class working on the Math4
> goals, and something that I've mentioned might be a good idea a few
> times now is a shared library/API for quiz questions/drilling so that
> activity developers can leverage content and easily use questions
> written in a variety of formats, from a variety of sources.
> Inline below is a simple outline of a proposal for an API along those
> lines, with a few notes on implementation at the end. ?Just trying to
> propose something to save and/or centralize some common work that
> needs to be done for a variety of activities.
> Sugar Quiz API Preliminary Design
> In the RIT class working on the Math4 projects, many proposed
> require a question database of some kind. ?A common API or library for
> accessing databases in different formats, stored either locally or
> along with a simple mechanism to determine more complex formatting or
> presentation than simple text (e.g. to include simple graphics or
> mathematical notation) would cover a majority of the cases where the
> activity needs some configurable "curriculum data".
> Eventually this library could be extended to provide hints,
> explanations, or
> walkthroughs for questions, in addition to the basic metadata about
> grouping, difficulty, and subject matter that would be part of the
> Envisioned Usage
> Consider a simple flash-card-like activity. ?It presents a question
> from a
> list of questions, allows the student to select an answer from the
> answers for the question or to enter their own answer. ?Then the
> answer is revealed and the student it told whether their answer is
> If the question has an explanation of the correct answer, the flash-
> activity will show the explanation of the correct answer. ?(Note
> that this
> is just a simple usage example, the interaction design of a drilling
> activity could be markedly different.)
> The flash-card activity would use this proposed Quiz API for the
> ? ?- Loading the questions from the storage location into memory. This
> ? ? ?includes any filtering or network lookup to download the
> ? ? ?from a remote resource and select appropriate questions for the
> ? ? ?student.
> ? ?- Determining whether the student has entered a correct answer.
> ? ?- Rendering the question to a simple widget/canvas. (i.e. pass the
> ? ? ?library a GtkCanvas or similar and tell it to display the
> To start with, the library would simply be a time-saving tool for
> needing similar functionality, but as the XS (School Server) becomes
> fully developed the library should integrate the functions provided
> by the
> XS to enable automated update of course material for the current
> topic of
> study so the students can drill material using any tool they prefer,
> still reporting progress to the instructor using the XS services.
> Proposed API
> The Quiz API would be a python library, to act mostly as glue between
> various file formats (and local or remote resources) for question
> data and
> the Gtk graphical environment, providing a simple way to consistently
> present and layout questions.
> ? ?:quizdata.open(uri, [cache=False]):
> ? ? ? ?Opens a URI, returning a list of quizdata.Question
> instances. ?A
> ? ? ? ?standard method of filtering question data based on parameters
> ? ? ? ?should be specified. ?Examples of URIs that might be used::
> ? ? ? ? ? ?http://xs-server/math4class/current_topic?level=4&difficulty=hard&format=moodle
> ? ? ? ? ? ?file:///var/lib/mathquestions/quiz1?
> ? ? ? ? ? ?xmpp://email@example.com/classname?
> ? ? ? ?The cache parameter would locally save the retrieved
> questions to a
> ? ? ? ?persistent storage so requests from the same URI (with
> ? ? ? ?would read from the cache.
> ? ?:class quizdata.Question:
> ? ? ? ?This class contains individual data for a question:
> ? ? ? ? ? ?- The question text
> ? ? ? ? ? ?- The style of answer (incl. multiple-choice, numeric, free
> ? ? ? ? ? ? ?response, etc.)
> ? ? ? ? ? ?- The correct answer (or if the question is subjective,
> ? ? ? ? ? ? ?there *is* no correct answer).
> ? ? ? ? ? ?- Question difficulty
> ? ? ? ? ? ?- Grade level
> ? ? ? ? ? ?- Tags (for free-form grouping by topic, course,
> ? ? ? ? ? ? ?etc.)
> ? ? ? ?The question text and answers should support at least minimal
> ? ? ? ?markup, like that supported by pango, in addition to markup
> ? ? ? ?rendering with MathML/LaTeX syntax.
> ? ? ? ?.. note::
> ? ? ? ? ? ?The attributes listed above will should grow standardized
> ? ? ? ? ? ?and be documented as part of the interface to the Question
> ? ? ? ? ? ?class, to allow for fine-grained for activity controlled
> ? ? ? ? ? ?rendering of the Question, if the simple show() call is not
> ? ? ? ? ? ?appropriate.
> ? ? ? ?:Question.show(surface, x, y, [width=-1, [height=-1]]):
> ? ? ? ? ? ?Draw the question to the drawing surface at coordinates
> ? ? ? ? ? ?limited to the optionally specified width/height.
> ? ? ? ? ? ?This also should set up the appropriate input widgets for
> ? ? ? ? ? ?type of question (multiple-choice/free-response) and
> handle the
> ? ? ? ? ? ?vents for those widgets.
> ? ? ? ?:Question.answered():
> ? ? ? ? ? ?Returns True if the student has provided an answer for the
> ? ? ? ? ? ?Question.
> ? ? ? ?:Question.submitted():
> ? ? ? ? ? ?Returns True if the student has submitted an answer for the
> ? ? ? ? ? ?Question.
> ? ? ? ?:Question.correct():
> ? ? ? ? ? ?Returns True if the currently selected answer is correct
> for the
> ? ? ? ? ? ?Question.
> ? ? ? ?:Question.answer():
> ? ? ? ? ? ?Returns the answer the student has currently selected, or
> ? ? ? ? ? ?if no answer has been entered.
> ? ? ? ?:Question.clear():
> ? ? ? ? ? ?Removes the widgets and drawings that show() set up,
> ? ? ? ? ? ?the surface to receive the next question or other widgets.
> Implementation Issues
> The implementation of this (deceptively simple) library will take some
> effort, in that it will be closely tied to the windowing/graphical
> PyGtk/Cairo/Pango rather directly, due to the high level of
> Additionally the URI lookup and question filtering based on
> parameters will
> be necessary, as will interpreter the various format parsers
> necessary to
> build the Question objects.
> For MathML support, the GtkMathView widget will need to be
> available, so a
> certain amount of effort may be involved in packaging the library in a
> simple way for activity developers.
> Next Steps
> Firstly, this API is being proposed and posted to the Math4 mailing
> list for
> feedback and changes before any commitments to this interface is
> For any activity developers who are currently working on an activity
> could take advantage of such a system, or who have written similar
> functionality in an activity, your input on usage and the
> naturalness of the
> Secondly, anyone who is interested in doing work on this library or
> the library in their activity should chime in, along with the
> expected usage
> or how you can contribute.
> Greg S.
> Email is packaged by intellectual weight, not volume. Some settling of
> contents may have occurred during transmission.
> FourthGradeMath mailing list
> FourthGradeMath at lists.sugarlabs.org
> End of FourthGradeMath Digest, Vol 2, Issue 39
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