What does mathematical reasoning look like? How do we listen for a convincing argument? Engage in an intervention model for professional development that uses video data available through Rutgers University's Video Mosaic Repository. Explore examples that trace the development of a student’s ideas over seventeen years.

Presentation Format: Preservice and In-Service Gallery Workshop
Grade Band Audience: Preservice and Inservice
Attribute: Teaching Mathematics to Students Who Struggle Strand