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Browsing by Subject "Dr Math"

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An architecture for synchronous micro-volunteering in Africa using social media

Author: Butgereit, L ; Botha, RA Date: Mar 2013 Micro-volunteering is the phenomenon of volunteering one's time and energy for extremely short periods of time. It is often considered a subset of Virtual Volunteering where one can volunteer one's time and energy via the Internet. There are ... Read more
Automated topic spotting provides added efficiency in a chat based tutoring environment

Author: Butgereit, L ; Botha, RA Date: May 2012 Dr Math is a mobile, online tutoring project which allows primary and secondary school pupils to contact tutors in mathematics using text based chat systems on their cell phones. The tutors use traditional Internet based workstations. Dr Math ... Read more
Confessions of a Dr Math tutor

Author: Butgereit, L ; Botha, Adèle ; Boysen, V Date: Jun 2015 Mathematics look different on a small 3-inch screen of an inexpensive cell phone when compared to a 3-meter whiteboard in a mathematics classroom. Dr Math uses cell phone or mobile data "chat" technologies to assist primary and secondary ... Read more
C³TO: an architecture for implementing a chat based call centre and tutoring online

Author: Butgereit, L ; Botha, RA Date: May 2010 The mobile phone is quickly becoming the personal computer of Africa. In Africa the cell phone is widely used, for example, in banking, crime prevention, tracking applications for identification documents, and education. C³TO is an architecture ... Read more
Dr Math at your service

Author: Butgereit, L Date: Oct 2012 In this presentation the author explains how the Dr Math service works; how tutors are recruited to act as Dr Math; and how school pupils can reach Dr Math for help with their mathematics homework. Read more
Dr Math gets MUDDY: the "dirt" on how to attract teenagers to Mathematics and Science by using multi-user dungeon games over Mxit on cell phones

Author: Butgereit, L ; Leonard, B ; Le Roux, C ; Rama, H ; De Sousa, M ; Naidoo, T Date: May 2010 The current group of teenagers has been called many things – some of the terms unprintable in respectable publications. However terms such as the “thumb tribe” (because they can type faster on their cell phones with their thumbs than adults ... Read more
Dr Math moves to C³TO: Chatter call center/tutoring online

Author: Butgereit, L ; Botha, RA Date: Jan 2010 Dr Math is a mobile tutoring system which has been running in South Africa for three years. It links primary and secondary school pupils to tutors in mathematics. The pupils use the popular Mxit chat client on their cell phones. The tutors ... Read more
From Mxit to Dr Math

Author: Botha, Adèle ; Butgereit, L Date: Feb 2013 In 2007, Laurie Butgereit, a researcher at the CSIR Meraka Institute, started to use Mxit as a communication channel to tutor her son in mathematics. Her son and a number of his friends logged in, and Dr Math was born. At the inception of Dr ... Read more
How Dr Math reaches pupils with competitions and computer games by using MXit

Author: Butgereit, L Date: May 2009 In a world where school books, pencils and paper have to compete with cell phones, IPODs, and MP3 players for pupils' attention, Dr Math entices pupils to practice basic mathematics skills by providing games and competitions using Mxit over ... Read more
Key identifiers and spelling conventions in MXit-lingo as found in conversations with Dr Math

Author: Butgereit, L ; Botha, RA ; Van den Heever, M Date: Jul 2012 Different human languages look different from other human languages. To use a term from the computer industry, each human language has its own “look and feel”. European English speakers can easily recognise a phrase such as “Comment allez-vous?” ... Read more
Lucene stemmer for MXit lingo

Author: Butgereit, LL ; Botha, RA Date: Sep 2011 MXit lingo is an abbreviated form of written English used by children, teenagers and young adults when communicating using MXit as a medium over cell phones. A stemmer for MXit lingo would enable a search engine such as Lucene to index stored ... Read more
Model to identify mathematics topics in MXit lingo to provide tutors quick access to supporting documentation

Author: Butgereit, L ; Botha, RA Date: Nov 2011 Dr MathTM is a mobile, online tutoring system where learners can use MXitTM on their mobile phones to receive help with their mathematics homework from volunteer tutors. These conversations between learners and Dr Math are held in MXit lingo. ... Read more
Predictable patterns in microtext as seen in educational applications using MXit in South Africa

Author: Butgereit, LL ; Botha, RA Date: Sep 2013 In South Africa, a number of mobile chat systems are used including Google Chat, BBM (Blackberry Messenger) and Watsapp. However, the mobile chat system which is the most widely used in South Africa is MXit which boasts tens of millions of ... Read more
Scaling a mobile tutoring project: strategic interventions in C3TO

Author: Butgereit, LL ; Botha, RA Date: Sep 2010 Scalability is a critical characteristic for successful software solutions - especially networked software and social software. Scalability can be defined as how well the software platform which provided help to primary and secondary school ... Read more
Seven characteristics of a successful virtual volunteering platform

Author: Butgereit, L Date: May 2011 People volunteer their time and energy to projects for many different reasons. For some people, the reason may be that family members are involved in the project such as parents volunteering at their children's schools or parents becoming ... Read more
Towards a sustainable volunteer mobile, online tutoring model for mathematics

Author: Butgereit, L ; Botha, Adèle Date: May 2012 Volunteer workers contribute to many aspects of society. There are volunteer organisations which formally assist in many areas such as health, education, housing, safety and security. Virtual volunteering is less common. Virtual volunteering ... Read more
Using instant messaging over GPRS to help with school work

Author: Butgereit, L Date: Oct 2008 Rural Africa is in need of qualified teachers in mathematics and science for primary and secondary school. Classrooms in rural Africa are often benches under a tree. The teachers themselves often have limited education in mathematics and ... Read more
Using N-grams to identify mathematical topics in MXit lingo

Author: Butgereit, LL ; Botha, RA Date: Sep 2011 N-grams are used to quantify the similarity between two documents or the similarity between two collections of words. This paper shows how N-grams of length 3 and 4 both coupled with text processing (including stop word removal and stemming ... Read more
Using text adventure games to entice learners to practice arithmetic skills over Mxit

Author: Butgereit, L Date: 2009 The learners in primary and secondary school today are a “switched-on” generation. Traditional educational tools such as paper, pencils, and white boards are competing with cell phones, MP3 players, IPODs, PDAs, Wiis and play stations. This ... Read more

Now showing items 1-19 of 19

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Browsing by Subject "Dr Math"

Browsing by Subject "Dr Math"

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