Koerner, L. (2019, March 28). Leveraging the ‘extra information’ in the grade book. Retrieved April 3, 2019.

Educators should use diagnostic, formative, summative, as well as portfolio- and performance-based assessments together to offer a complete picture of students’ learning, writes Lori Koerner, principal of Tremont Elementary School in New York state. Koerner shares how teachers can use this data to promote students’ growth.