On 9/13/12, the Workshop on Developing Assessments to Meet the Goals of the 2012 Framework for K-12 Science Education was held at the National Academies of Science. The workshop was organized and led by the NRC Committee on Developing Assessments of Science Proficiency in K-12 (co-chaired by James Pellegrino and Mark Wilson) and targeted to state…

Presented at the Annual Meeting of the American Educational Research Association (AERA) in New Orleans, LA in April 2011. The first study evaluated the level of interest in engineering as students approached the end of high school and explored the degree to which the academic preparation of these students shaped the engineering pipeline over a…

For educational achievement tests that employ multiple-choice (MC) items and aim to reliably classify students into performance categories, it is critical to design MC items that are capable of discriminating student performance according to the stated achievement levels. This is accomplished, in part, by clearly understanding how item design…

This instructor's guide is a tool to help instructors promote the concepts of safe mercury and chemical management in schools. It contains three types of materials: (1) Guidance for the instructor/facilitator on conducting the training course (Section I); (2) A copy of all presentations with talking points as appropriate (Section II); and (3)…

Presented at the Annual National Council on Measurement in Education (NCME) in New York in March 2008. This presentation explores how different item weighting can affect the effective weights, validity coefficents and test reliability of composite scores among test takers.