Calls for more school instructional time are coming from multiple quarters. Academic standards and frequent assessments have changed the nature, but not the length, of the instructional day. Schools find themselves "robbing Peter to pay Paul," taking time from the arts, recess, and physical education to give to reading and math, subjects that…

This year marks the 50th anniversary of the U.S. Supreme Court's landmark Brown v. Board of Education school desegregation decision. Yet despite half a century of efforts to improve educational opportunities for African American students and other minorities, a large achievement gap persists. By 12th grade, the average African American and…

Beyond the debate over bilingual versus English-only education, the fundamental question remains: What are the best ways to teach English literacy to English language learners, and what rate of achievement in English is realistic to expect? Providing additional time, and ensuring that each child receives expert instruction, is expensive. But…

The "No Child Left Behind" Act requires that states align K-12 assessments with their academic standards for what students should know and be able to do. Alignment is at the core of standards-based education. The theory is that student achievement will improve if all parts of the system pull in the same direction. Under such a system, curriculum…