Search results for author:"George Gadanidis"
Total records matched: 38 Search took: 0.207 secs
35th Anniversary - SITE 2024 Attendees: if you are looking for papers from this conference, please use this special attendee-only 35th Anniversary - SITE 2024 search
-
Teacher Candidates’ Key Understandings about Computational Thinking in Mathematics and Science Education
Rosa Cendros Araujo; Lisa Floyd; George Gadanidis
Journal of Computers in Mathematics and Science Teaching Vol. 38, No. 3 (July 2019) pp. 205–229
With the increasing advocacy for CT integration in K-12 education, it is important to consider how teacher education programs could better prepare teacher candidates (TCs). At the Faculty of Education at Western University, CT has been included in...
-
HOUR(s and Hours) OF (Math +) CODE
George Gadanidis; Rosa Cendros Araujo
EdMedia + Innovate Learning 2018 (Jun 25, 2018) pp. 1614–1620
Today’s coding movement, inspired in part by Wing’s advocacy of computational thinking in education (Wing, 2006, 2008), has been taken up by industry, academics, and educational institutions. Although portrayed as a recent trend in education, the...
Topics: social networks, Teacher education and technology integration, Open courses, open learning, and open educational resources
-
Integrating Computational Thinking in Mathematics and Science Teacher Education
Rosa Cendros Araujo; Lisa Floyd; George Gadanidis
EdMedia + Innovate Learning 2018 (Jun 25, 2018) pp. 2379–2384
With current advocacy to include computational thinking (CT) skills in the elementary and secondary curriculum, the demands on teacher education have focused on improving teacher knowledge about CT and how to integrate it into their teaching...
Topics: online learning environments, course, Teacher education and technology integration, program, project, and other forms of evaluation
-
Computational Thinking in Mathematics Teacher Education
George Gadanidis; Rosa Cendros; Lisa Floyd; Immaculate Namukasa
Contemporary Issues in Technology and Teacher Education Vol. 17, No. 4 (December 2017) pp. 458–477
As computational thinking (CT) is increasing in focus in K-12 education, it is important to consider how teacher education programs may better prepare teacher candidates (TCs). Previous studies have found that TCs do not always have a firm...
-
Open Online Module for Computational Thinking in Mathematics Education
George Gadanidis; Rosa Cendros Araujo
E-Learn: World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2017 (Oct 17, 2017) pp. 5–10
With the upturn of computational thinking (CT) in K-12 education, teachers require a firm understanding of what CT involves, and how to develop CT in their classrooms In this context, the first author developed an online module for elementary school ...
Topics: Instructional Design, Content Development, Implementation Examples & Issues
-
Five Affordances of Computational Thinking to support Elementary Mathematics Education
George Gadanidis
Journal of Computers in Mathematics and Science Teaching Vol. 36, No. 2 (April 2017) pp. 143–151
With the increased focus on computational thinking (CT) in education, it is important to investigate the affordances that CT may offer to support teaching and learning. This paper outlines five affordances of CT that may support elementary...
-
Knowledge, attitudes and beliefs in teacher candidates? classroom practice
George Gadanidis; Rosa Cendros Araujo
Society for Information Technology & Teacher Education International Conference 2017 (Mar 05, 2017) pp. 1944–1947
This proposal describes a case study developed in the math education program at a Canadian university, in an integrated effort to engage preservice teachers in activities that elicit mathematical surprise through the inclusion of a low floor, high...
Topics: mathematics education, Computational Thinking, Teaching and Learning with Emerging Technologies
-
Online tools for small-group discussion: a comparison between threaded forums and collaborative mind-maps
Rosa Cendros Araujo; George Gadanidis
Society for Information Technology & Teacher Education International Conference 2017 (Mar 05, 2017) pp. 807–814
In online environments, small-group activities are generally conducted through threaded forums as the medium for students to share and build knowledge collaboratively. However, previous studies have shown that threaded forums have a number of...
Topics: mathematics education, New Possibilities with Information Technologies, Research & Evaluation
-
Designing a blended computational thinking in mathematics education course for K-6 preservice teachers
George Gadanidis
Society for Information Technology & Teacher Education International Conference 2016 (Mar 21, 2016) pp. 85–90
In the context of computational thinking receiving increased focus in education, this paper has four purposes: 1) review the literature on computational thinking; 2) explore connections between computational thinking and mathematics education; 3)...
Topics: Computational Thinking, mathematics education, Teaching and Learning with Emerging Technologies
-
Blended Learning, E-Learning and Mobile Learning in Mathematics Education
Marcelo C. Borba; Petek Askar; Johann Engelbrecht; George Gadanidis; Salvador Llinares; Mario Sánchez Aguilar
ZDM: The International Journal on Mathematics Education Vol. 48, No. 5 (2016) pp. 589–610
In this literature survey we focus on identifying recent advances in research on digital technology in the field of mathematics education. To conduct the survey we have used internet search engines with keywords related to mathematics education and...
-
Coding as a Trojan Horse for Mathematics Education Reform
George Gadanidis
Journal of Computers in Mathematics and Science Teaching Vol. 34, No. 2 (April 2015) pp. 155–173
The history of mathematics educational reform is replete with innovations taken up enthusiastically by early adopters without significant transfer to other classrooms. This paper explores the coupling of coding and mathematics education to create...
-
Mathematics-for-Teachers using a MOOC
George Gadanidis
Society for Information Technology & Teacher Education International Conference 2014 (Mar 17, 2014) pp. 310–314
What mathematics experiences and knowledge do elementary teachers need and how might these be provided through a MOOC? While online courses have been part of the educational landscape for a couple of decades, MOOCs offer two innovations. First, a...
-
Designing a Mathematics-for-All MOOC
George Gadanidis
World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2013 (Oct 21, 2013) pp. 704–710
While online courses have been part of the educational landscape for a couple of decades, MOOCs offer two innovations. First, a MOOC is open, meaning that anyone with Internet access, and without having to meet any course prerequisites, can register ...
Topics: Instructional Design, Content Development, Implementation Examples & Issues
-
New media and research dissemination: the case of performing mathematics education research
George Gadanidis; Marcelo Borba
Journal of Educational Multimedia and Hypermedia Vol. 22, No. 1 (February 2013) pp. 25–38
"** Invited as a paper from ED-MEDIA 2011 **" Academic research is typically written in a style and for venues that remain largely inaccessible by the general public and even by the practitioners who might benefit from it. In this article we...
-
“Oh no, Math!” Songs from an Online Math-for-Teachers Course
George Gadanidis; Jane Gichuru; Immaculate Namukasa
World Conference on Educational Media and Technology 2011 (Jun 27, 2011) pp. 943–950
In this paper we share the case of a four-week fully online math-for-teachers course focusing on algebraic thinking. The course was offered prior to the start of the teacher education program as an optional summer credit for teacher candidates and...
-
Sing me a good research story: Research dissemination and new media
George Gadanidis; Marcelo Borba; Janette Hughes; Ricardo Scucuglia; Anne Burke
World Conference on Educational Media and Technology 2011 (Jun 27, 2011) pp. 384–390
In this paper we present a case of research dissemination that takes on the challenge of using alternative forms of research communication by developing research-based songs and mini-documentaries to be shared publicly through Youtube, live...
-
Mathematics for Gifted Students in an Arts- and Technology-Rich Setting
George Gadanidis; Janette Hughes; Michelle Cordy
Journal for the Education of the Gifted Vol. 34, No. 3 (2011) pp. 397–433
In this paper we report on a study of a short-term mathematics program for grade 7-8 gifted students that integrated open-ended mathematics tasks with the arts (poetry and drama) and with technology. The program was offered partially online and...
-
Learning as Community Service: Thinking with New Media
Janette Hughes; George Gadanidis
Journal of Educational Multimedia and Hypermedia Vol. 19, No. 3 (August 2010) pp. 287–306
This paper is exploratory in nature and our research goal is to develop a conceptualization of “learning as community service” in a new media context. The setting for the study is an after-school program involving middle school children in a First...
-
Digital Windows into Elementary Mathematics: Performing Images of Mathematicians using New Media Tools
George Gadanidis
World Conference on Educational Media and Technology 2010 (Jun 29, 2010) pp. 2701–2708
Picker & Berry (2000) have found that for young students mathematicians are essentially invisible, and students rely on stereotypical images from media for their images of mathematicians. This paper discusses the Windows into Elementary Mathematics...
-
“Sing me a Good Math Story”: Using Online Music Videos to Share Students’ Classroom Mathematics
George Gadanidis; Janette Hughes
World Conference on Educational Media and Technology 2010 (Jun 29, 2010) pp. 1933–1940
In this paper we explore a case study of third grade students writing dramatic scripts to communicate their math learning with a wider community. The dramatic scripts are written in small groups, acted out for peers, performed for family and friends,...
-
Designing an Online Learning Platform from Scratch
George Gadanidis
World Conference on Educational Media and Technology 2007 (Jun 25, 2007) pp. 1642–1647
I discuss the development of a second Online Learning Platform, called ICZ (Idea Construction Zone) that has the following features which are missing from eCampus: rich text postings; multimodal postings (diagrams; audio and video; embedded Flash);...
Topics: Collaboration
-
Designing Digital Windows into Mathematics
George Gadanidis; Rick Jardine; Kamran Sedig
World Conference on Educational Media and Technology 2007 (Jun 25, 2007) pp. 3532–3537
In this paper we discuss the design goals of a set of Digital Windows into Mathematics (DWMs) that we are in the process of developing. Our goal is to create DWMs whose multimedia-rich content will challenge and disrupt typical assumptions about...
Topics: Science, Mathematics
-
Learning Objects, Type II Applications, and Embedded Pedagogical Models
George Gadanidis; Karen Schindler
Computers in the Schools Vol. 23, No. 1 (Jul 21, 2006) pp. 19–32
In this paper we consider the extent to which learning objects that focus on higher level thinking might be seen as Type II applications, as defined by Maddux, Johnson, and Willis (2001). We conclude that learning objects are at best hybrid...
-
Exploring Digital Mathematical Performance in an Online Teacher Education Setting
George Gadanidis
Society for Information Technology & Teacher Education International Conference 2006 (Mar 19, 2006) pp. 3726–3731
In this paper I relate intertwined fragments of the case story of one of the digital mathematical performances I have designed, developed, used and researched in an online mathematics teacher education course. The immediate goal for such...
Topics: Mathematics, Teachers
-
Designing an Online Collaboration System
Alireza Moghaddam; George Gadanidis
World Conference on Educational Media and Technology 2005 (Jun 27, 2005) pp. 548–553
Abstract: This paper places the issue of online teaching in a collaborative perspective by (1) analyzing the extent to which various online technologies have changed and affected education, especially teaching and (2) considering the benefit and...
Topics: Collaboration, Educational Technology
-
Designing online mathematical investigation
George Gadanidis; Kamran Sedig; Hai-Ning Liang
Journal of Computers in Mathematics and Science Teaching Vol. 23, No. 3 (July 2004) pp. 275–298
In this paper we focus on applets that support mathematical investigation. In the context of analyzing and redesigning an applet from NCTM’ s Illuminations Web site, we consider two interrelated issues: (1) how the pedagogy of mathematical...
Topics: Instructional Design, Mathematics, Human Computer Interaction, Computer Sciences, Information Sciences
-
Designing mathematical ‘thinking’ objects
George Gadanidis
World Conference on Educational Media and Technology 2004 (2004) pp. 2374–2380
In this paper I explore what we might mean by mathematical 'thinking' in the context of learning objects and start a discussion about the design and pedagogical features that might be involved in the development of 'thinking' objects, that is,...
Topics: Mathematics, Learning Objects, Students
-
Factors Affecting Pre-service Mathematics Teachers’ Lesson Planning with Learning Objects Supporting Higher Level Thinking
George Gadanidis; Karen Schindler
Society for Information Technology & Teacher Education International Conference 2004 (2004) pp. 4432–4437
We present a study of 16 middle school pre-service teachers' mathematical and pedagogical thinking with a level 4 mathematics learning object (level 1=recalling, 2=applying, 3=understanding, and 4=extending). The learning object used in the study...
Topics: Teachers, Mathematics, Learning Objects, Middle School Education, Planning
-
Middle School Pre-service Mathematics Teachers’ Perceptions of Mathematical Beauty in Online Module Discussions
George Gadanidis; Cornelia Hoogland; Daniel Jarvis; Tara-Lynn Scheffel
Society for Information Technology & Teacher Education International Conference 2004 (2004) pp. 4438–4445
We present a study of over 100 middle school pre-service teachers' online discussions of mathematical beauty. The goal of the study is to identify how the pre-service teachers perceive mathematical 'beauty'. The pre-service teachers were part of a...
Topics: Teachers, Mathematics, Teaching Methods, Middle School Education
-
Learning objects and the level of mathematical thinking
George Gadanidis
E-Learn: World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2003 (2003) pp. 478–485
In this paper we propose a scheme for classifying the mathematical thinking facilitated by learning objects. With references to examples of existing learning objects, we describe four levels of mathematical thinking: 1 = recalling, 2 = applying, 3 = ...
Topics: Mathematics, Middle School Education, Learning Objects
-
Genesis, use, reuse and transformation of a learning object
George Gadanidis
World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2003 (2003) pp. 966–969
Learning objects are touted as reusable. But what exactly do we mean by 'learning object' and by 'use' or 'reuse'? In this paper I compare and contrast the genesis, use, reuse and transformation of two mathematics learning objects. In describing and ...
Topics: Learning Objects
-
Factors Mediating the Use of Online Applets in the Lesson Planning of Preservice Mathematics Teachers
George Gadanidis; Janette Gadanidis; Karen Schindler
Journal of Computers in Mathematics and Science Teaching Vol. 22, No. 4 (2003) pp. 323–344
This article reports on a study of 18 preservice mathematics teachers' pedagogical thinking when using online applets in their lesson planning. The applets facilitate the investigation of mathematical relationships. The goal of the study was to...
Topics: Teachers, Mathematics, Educational Technology, Preservice Teacher Education, Planning
-
Pre-service Mathematics Teacher Lesson Planning with Online Applets
George Gadanidis; Janette Gadanidis; Karen Schindler
Society for Information Technology & Teacher Education International Conference 2003 (2003) pp. 2892–2895
This paper reports on a study of pre-service teachers' pedagogical thinking when using online applets in their lesson planning. The applets used in the study helped facilitate the exploration of mathematical relationships in the areas of linear...
-
‘Mathematical Romance’ and the Online Education of Elementary Pre-service Teachers
Cornelia Hoogland; Dan Jarvis; George Gadanidis
Society for Information Technology & Teacher Education International Conference 2003 (2003) pp. 1794–1801
Pre-service elementary mathematics teachers need romantic experiences with mathematics - opportunities to (re)discover the pleasure in mathematics and the beauty in mathematical thinking. In this paper we report on our research on pre-service...
Topics: Teachers, Mathematics, Elementary Education
-
The Effect of Interactive Applets in Mathematics Teaching
George Gadanidis
E-Learn: World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2002 (2002) pp. 1481–1484
Interactive applets, which are typically web-based, are the most recent manifestation of technological tools used in mathematics education. This paper briefly reports on recent case studies of three grades 5-6 and one grade 10 teacher where the use...
Topics: Interaction, Teachers
-
Mathematics teacher education online
Cornelia Hoogland; George Gadanidis
World Conference on Educational Media and Technology 2002 (2002) pp. 556–561
Despite major differences in course delivery, the critical components of effective online mathematics teacher education may not be different from the critical components of effective face-to-face mathematics teacher education. Research indicates...
Topics: Teachers, Elementary Education, Mathematics
-
Issues in the development of online teacher education
George Gadanidis; Sharon Rich
E-Learn: World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2002 (2002) pp. 2717–2718
This paper discusses issues related to the implementation of an online content and discussion component to replace large group lectures in a pre-service teacher education setting. A large number of post-secondary institutions and school districts...
Topics: Teachers, Secondary Education, Post Secondary Education
-
Factors Mediating the use of Online Applets in the Lesson Planning of Pre-service Mathematics Teachers
George Gadanidis; Janette Gadanidis; Karen Schindler
Journal of Computers in Mathematics and Science Teaching
This paper reports on a study of 18 pre-service mathematics teachers’ pedagogical thinking when using online applets in their lesson planning. The applets facilitate the investigation of mathematical relationships. The goal of the study was to...
Topics: teacher education, Preservice Teacher Education, Professional Development