Instrumental appropriation of a collaborative, dynamic-geometry environment and geometrical understanding

MM Alqahtani, AB Powell - … Journal of Education in Mathematics, Science …, 2016 - ijemst.org
To understand learners’ appropriation of technological tools and geometrical understanding,
we draw on the theory of instrumental genesis (Lonchamp, 2012; Rabardel & Beguin, 2005)…

Programming in mathematics classrooms: Changes in pre-service teachers' intentions to integrate robots in teaching

MM Alqahtani, JA Hall, M Leventhal… - Digital Experiences in …, 2022 - Springer
While programming was introduced to mathematics classrooms in the 1980s, emerging
robotic technologies have encouraged more widespread integration of these technologies to …

How a measuring perspective influences pre-service teachers' reasoning about fractions with discrete and continuous models

M Alqahtani, A Powell, V Webster… - … Electronic Journal of …, 2022 - iejee.com
How teachers interpret and express fractions critically influences their teaching and their
students’ fraction knowledge. Internationally, the mathematics education community has been …

Mediational activities in a dynamic geometry environment and teachers' specialized content knowledge

MM Alqahtani, AB Powell - The Journal of Mathematical Behavior, 2017 - Elsevier
Dynamic geometry environments can support learning of geometry through mediating
learners’ activity. To understand how dynamic geometry environments mediate the activity of …

Teachers' instrumental genesis and their geometrical understanding in a dynamic geometry environment

MM Alqahtani, AB Powell - Digital Experiences in Mathematics Education, 2017 - Springer
Investigating how learners appropriate technological tools while engaging in mathematical
tasks provides an insight into how learners’ tool-mediated activities shape their mathematical …

Acquisition of evidence from network intrusion detection systems

B Cusack, M Alqahtani - 2013 - ro.ecu.edu.au
The literature reviewed suggests that Network Intrusion Systems (NIDS) are valuable tools for
the detection of malicious behaviour in network environments. NIDS provide alerts and the …

Tasks and meta-tasks to promote productive mathematical discourse in collaborative digital environments

AB Powell, MM Alqahtanı - The Eurasia Proceedings of Educational …, 2015 - dergipark.org.tr
Rich tasks can be vehicles for productive mathematical discussions. How to support such
discourse in collaborative digital environments is the focus of our theorization and empirical …

Supporting students' productive collaboration and mathematics learning in online environments

AB Powell, MM Alqahtani, B Singh - … education in the junior secondary: The …, 2018 - Springer
Digital technologies provide a wide range of tools and functions that can support students’
learning of mathematics as well as the development of their mathematical and collaborative …

Subcutaneous Fat Thickness on Erect Radiographs Is a Predictor of Infection Following Elective Posterior Lumbar Fusion

K AlSaleh, A Aldowesh, M Alqhtani… - International Journal of …, 2022 - ijssurgery.com
Background Posterior lumbar fusions are a common and successful procedure, yet surgical
site infection (SSI) is still prevalent and causes significant morbidity. Obesity is a well-…

[PDF][PDF] Tasks promoting productive mathematical discourse in collaborative digital environments

AB Powell, MM Alqahtani - … of the 12th international conference on …, 2015 - cadrek12.org
Rich tasks can be vehicles for productive mathematical discussions. How to support such
discourse in collaborative digital environments is the focus of our theorization and empirical …