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Thursday, August 28 2008

DrGeo II wins ESUG 2008 Innovation Technology Awards

It looks like I did it! Among 21 competitors, Dr. Geo II was ranked #1 by the attendees of the ESUG 2008 Conferences at Amsterdam. The participants to the contest were invited to present their product in a large show room where the attendees could discover the products and discuss with the dev ....

Original post on Education 0.2

Friday, August 15 2008

DrGeoII screencasts

To demonstrate the use of DrGeoII, I have produced about 60 screencasts. Each screencast is pretty small and highlight the use of one specific DrGeoII tool. The documents cover both basic tools and advanced tools usages. http://community.ofset.org/index.php/Screencast_DrGeo ....

Original post on Education 0.2

Tuesday, August 5 2008

More fun with Smalltalk script

In a previous article, I introduced the Smalltalk script system used in DrGeoII. I exposed how a simple script with argument can be used to generate random numbers. Here I will demonstrate the use of script with arguments. When using argument with your script you can do complex computation and plug ....

Original post on Education 0.2

Monday, August 4 2008

Fun with Smalltalk script

In DrGeo 1.1, I implemented a Scheme script plugged into a geometric figure. These scripts are written with the Scheme language and they are used to do user computation over geometric items. They are plugged into the area and they display the computed script value. See examples. I took a fresh view ....

Original post on Education 0.2

Friday, August 1 2008

DrGeo II macro-construction

Macro-constructions are construction template depending on input items and output items. They are built according to a model defined by the user. Then the user can quickly repeat this construction sequence by only providing input items. I took a fresh view on reimplementing this feature in Smalltalk ....

Original post on Education 0.2

Thursday, July 31 2008

DrGeoII reloaded

This summer I am revisiting DrGeoII. The revisiting will consist on the usual refactoring effort, bugs hunting but also in implementing new features as the macro-construction and Smalltalk scripting. I will regularly post there about progress. ....

Original post on Education 0.2

Sunday, May 4 2008

Operational thinking

About the development of mind in 7-12 years old kids, Piaget elaborated the operational thinking concept (or the thinking through action with instruments). For Vygotsky, in his theory of activity, the learner alway operates through auxiliary instruments. Too often, computerized learning environments ....

Original post on Education 0.0

Monday, April 28 2008

La pensée instrumentale

Piaget distinguait chez les enfants de 7-12 ans la pensée verbale et la pensée instrumentale. Pour Vygotsky, dans sa théorie de l'activité l’apprenant opère toujours par l’intermédiaire d’un auxiliaire, un instrument. Trop souvent, les environnements informatiques d'apprentissage propos ....

Original post on Education 0.0

Monday, February 25 2008

Dr. Geo pour OLPC

Mont de Marsan, le 25 février 2008 - OFSET, l'organisation pour le logiciel libre dans l'éducation et l'enseignement, annonce la sortie de Dr. Geo II, un logiciel de géométrie interactive pour le projet OLPC d'ordinateur portable pour enfant. Cette adaptation a été réalisée avec le soutie ....

Original post on Education 0.0

Friday, February 15 2008

釋出 TOP 計畫所錄製的教學短片

參與執行 TOP 計畫, 用巨匠的錄音環境重錄了 Dr. Geo 與 gnuplot 的 教學短片, 聲音效果好很多。 (內容比上次錄的稍微囉嗦一些, 少數地方有灌水嫌疑。)

Original post on Chao-Kuei's Notes | 資訊.人.權.貴 隨便記

Thursday, February 14 2008

DrGeoII, nouvelle version

Ces dernières semaines j'ai préparé une nouvelle version de Dr. GeoII. Les grandes nouveautés sont résumées dans le système de suivi de bugs. Parmi celles-ci, le système de figure Smalltalk. A l'instar de Dr. Geo 1.1 il s'agit de définir une figure interactive à partir d'une descr ....

Original post on Education 0.0

Friday, January 25 2008

Dr. Geo II 正在加緊趕工

Dr. Geo II 正在加緊趕工。 有興趣的朋友們請參考我寫的 簡介, 試用並 回報 bugs。 若不知如何回報, 在這裡留言也 ok 啦。 如果有人在 windows 下測試成功, 也請留言囉! ....

Original post on Chao-Kuei's Notes | 資訊.人.權.貴 隨便記

Wednesday, November 7 2007

Utiliser Dr. Geo dans l'OLPC

J'ai développé en 2005/2006 une version Squeak/Smalltlak de Dr. Geo. Il y a peu, José Luis Redrejo un smalltalker espagnol d'Extremadura m'a proposé quelques modifications pour internationaliser cette version de Dr. Geo et l'intégrer dans le Squeak espagnol distribué avec leur distribution GNU ....

Original post on Blog d'Hilaire

Friday, September 21 2007

釋出 Dr. Geo 教學短片

最近參與教育部九十六學年度上學期 「縮減城鄉差距重建區數位機會推動試辦計畫」的執行, 錄製了一些 Dr. Geo 的教學短片。 又, 為了教學及演講的需要, 製作了一張光碟 "etwbuntu-07a.iso" (下載點) 裡面包含 Dr. Geo 軟體及講義。 ....

Original post on Chao-Kuei's Notes | 資訊.人.權.貴 隨便記

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