The authors investigated the impact of a manualized high school transition program, the Peer Group Connection (PGC) program, on the graduation rate at a low-income, Mid-Atlantic high school. The program utilized 12th-grade student peer leaders to create a supportive environment for incoming ninth-grade students. Results of a randomized control…

Three calculator tests were administered to a national sample of 1,469 Irish students in Grade 9--the last cohort to study mathematics without calculators (Phase 1). Three years later, the same tests were administered to a similar sample with calculators (Phase 2). Scores on a test of calculator-inappropriate items showed no significant change…

This qualitative within-site case study ("N" = 10) is a follow-up study to a 2006-2007 investigation that analyzed how 1 high school created a community of care for its ninth-grade students through the implementation of a ninth-grade transition program--Freshman Focus. All participants were interviewed again 3 years later during…