Test Data - Findings
The cumulative gain of 1.1 NCE Points translates to 2 percentiles
The largest gains come in the first or second year. This isn’t surprising; once students have moved ahead, a school does well to keep them there
The biggest gains came in 99-2000 - when every school had a reading specialist, and when the initiative had only 81 schools
The Stanford 9 data tell us little if anything about progress in the early grades