Modest declines in proficiency levels can mask a dramatic accumulation of unfinished learning.
We called our new report The Iceberg Problem because it captures deep flaws in today’s assessment and accountability policies. These policies send signals to teach a limited scope of content based on a student’s grade rather than ability. In addition, these polices measure just a small portion of students’ knowledge, while the real truth of what students are learning – or not learning – remains hidden.