Houston's experience with the Educational Value-Added Assessment System (R) (EVAAS) raises questions that other districts should consider before buying the software and using it for high-stakes decisions. Researchers found that teachers in Houston, all of whom were under the EVAAS gun, but who taught relatively more racial minority students,…

Even though Joel lived a continent away, many sixth-graders at a Title I school in California could easily identify with his life of poverty. Their empathy motivated them to launch an ambitious charitable project, which, Mr. Mitchell argues, had far greater educational value than the relentless test preparation that is standard fare in most…