Ultimately, you need longitudinal test score growth data to actually measure improvements in student achievement that can not be observed with the naked eye. (dropoutnation.net)
We find some small differences across charter types, but none of the charter school enrollment effects on test score growth for any cohort were positive among any of the three types examined. (ajeforum.com)
This presents a rich opportunity to establish a process that gathers student feedback, test - score growth calculations, and observations of classroom practice. (ed-matters.org)