In this study, we follow students' modeling and covariational reasoning in the context of learning about big data. A three-week unit was designed to allow 12th grade students in a mathematics course to explore big and mid-size data using concepts such as trend and scatter to describe the relationships between variables in multivariate settings.…

While the benefits of online group work completed using asynchronous CMC technology is documented, researchers have identified a number of challenges that result in ineffective and unsuccessful online group work. Fewer channels of communication and lack of immediacy when compared to face-to-face group work are a few of the noted limitations. Thus,…

In the present study teacher students' contextual learning experiences were examined longitudinally in authentic study environments using the contextual activity sampling system, a means of mobile-supported experience sampling. The students' (n = 9) experiences were first recorded during a 2 week period in their first year of study. The same…

This study investigated the role of collective knowledge building in promoting scientific inquiry and achievements among Hong Kong high-school chemistry students. The participants included 34 Grade 10 (15-16 years old) students who engaged in collective inquiry and progressive discourse, using Knowledge Forum®, a computer-supported collaborative…

Written interaction between pre-service teachers engaged in progressive inquiry using Knowledge Forum in two intense summer courses were analyzed to detect and rank those students in terms knowledge sharing, pressing on for further inquiry and the number of partners they communicated with. Social network analysis techniques were employed to…