Robert Helwig

Reading as an Access to Mathematics Problem Solving on Multiple-Choice Tests for Sixth-Grade Students

Robert Helwig, Marick A. Rozek-Tedesco, G. Tindal, 1999 .

Influence of Elementary Student Gender on Teachers' Perceptions of Mathematics Achievement

Robert Helwig, G. Tindal, L. Anderson, 2001 .

Writing Performance Assessments

Robert Helwig, G. Tindal, Lindy Crawford, 2004, Journal of learning disabilities.

An Experimental Analysis of Accommodation Decisions on Large-Scale Mathematics Tests

Robert Helwig, G. Tindal, 2003 .

Using General Outcome Measures in Mathematics to Measure Adequate Yearly Progress as Mandated by Title I

Robert Helwig, G. Tindal, 2002 .

Using a Concept-Grounded, Curriculum-Based Measure in Mathematics to Predict Statewide Test Scores for Middle School Students with LD

Robert Helwig, G. Tindal, L. Anderson, 2002 .