Division C - Learning and Instruction / Division C - Section 1c: Mathematics

Orly Buchbinder, University of New Hampshire

High School Mathematics Teachers' Recognition of the Diagrammatic Register in Proof Problems - Patricio G. Herbst, University of Michigan - Ann Arbor; Justin Kelly Dimmel, University of Michigan; Ander Willard Erickson, University of Michigan

Paging the Mathematician General: Empirical Warnings for Diagram Use - Brian D. Beitzel, SUNY - College at Oneonta; Richard K. Staley, SUNY - College at Oneonta

Geometry Students' Arguments About a One-Point Perspective Drawing - Anna Fricano DeJarnette, University of Cincinnati; Gloriana Gonzalez, University of Illinois at Urbana-Champaign

The Effects of Promoting Error Reflection on Algebra Learning - Christina Barbieri, University of Delaware; Julie L. Booth, Temple University

Samuel Otten, University of Missouri - Columbia