Students will see principals and assistant principals walking through classrooms more this school year as they complete requirements for the implementation of new teacher evaluations. The Teacher Keys Effectiveness System (TKES) and Leader Keys Effectiveness System is in its second year in the Newton County School System (NCSS), with this year being the first to include student growth percentiles as a significant factor in teacher evaluations. The Georgia Student Growth Model, which was released in July, is a tool that allows parents, teachers and the public to see individual students’ growth