The following research focuses on Game-Based Learning (GBL) for assessment through the lens of designing and validating a stealth assessment for the calculus game Variant: Limits™. The process of using Evidence-Centered Design (ECD) to create a valid assessment is highlighted through the development of a competency model and scoring rubrics. A…

This study was designed to address two frequent criticisms of the SAT essay--that essay length is the best predictor of scores, and that there is an advantage in using more "sophisticated" examples as opposed to personal experience. The study was based on 2,820 essays from the first three administrations of the new SAT. Each essay was…

The five papers in this special issue of the "Journal of Applied Testing Technology" address fundamental issues of validity when tests are modified or accommodations are provided to English Language Learners (ELL) or students with disabilities. Three papers employed differential item functioning (DIF) and factor analysis and found the…

This study examines the appropriateness of a large-scale state standards-based English-Language Arts (ELA) assessment for students who are deaf or hard of hearing by comparing the internal test structures for these students to students without disabilities. The Grade 4 and 8 ELA assessments were analyzed via a series of parcel-level exploratory…

This paper focuses on this assessment issue: How do you increase the validity of assessments of ELL student performance on core academic content? We begin by exploring NCLB expectations for ELL assessments and an increasingly popular approach to meeting these requirements proposed by some states--translation of assessments into students' native…