At a time when policymakers are demanding budget cuts and more innovative approaches to schooling, pressure is building for loosening up constraints on class sizes. After dropping for decades, average class sizes in American schools may be growing again as schools cope with budget shortfalls. Although some educators see the rising numbers as a…

Amid stepped-up school accountability pressures under the No Child Left Behind Act, many teachers appear to be adjusting how they do their jobs. However, principals and district leaders are not necessarily in control of those instructional changes, a new study concludes. Using data collected through surveys of math teachers, principals, and…

President Bush says that the No Child Left Behind Act is working, pointing to student-achievement results from a single subsection of the National Assessment of Educational Progress (NAEP) and tentative Reading First data. But the evidence available to support his claim is questionable. The data Mr. Bush cited are from just the "long-term…