Classroom Assessment Scoring System(TM) (CLASS(TM)) Dimensions Overview

This tri-fold laminated sheet is a handy reference for users of the popular CLASS® observation tool. Available in convenient packages of 5, this sturdy quick-sheet shows evaluators what to look for while observing each of the 10 CLASS dimensions and scoring the tool. (Also available in Spanish!)

This product is part of CLASS, the bestselling classroom observational tool that measures interactions between children and teachers—a primary ingredient of high-quality early educational experiences. With versions for infant programs, toddler programs, pre-K (in English and Spanish), and K–3 classrooms, the reliable and valid CLASS tool establishes an accurate picture of the classroom through brief, repeated observation and scoring cycles and effectively pinpoints areas for improvement.

Learn more about the entire CLASS system.

See which domain of school readiness in the Head Start Child Development and Early Learning Framework this tool addresses.