Tuesday, April 14, 2015: 5:00 PM-6:00 PM
Grand Ballroom C/D (Westin - Boston Waterfront)
Lead Speaker:
Tim Fukawa-Connelly
Co-Speaker:
Jason Silverman
Description of Presentation:
We explore the development of argumentation in an online, synchronous, dynamic geometry environment. Over time the students provided more, and more sophisticated arguments, even though the prompts but we explain how the task design supported this, although certain choices allowed the students to subvert the mathematical possibilities of the task.
Session Type: Poster Session