The Classroom Assessment Scoring System (CLASS):

• Is an observational instrument developed at the University of Virginia to assess classroom quality
• Describes multiple dimensions of teaching that are linked to student achievement and social development
• Has been validated in over 2,000 classrooms
• Provides a tool to help new and experienced teachers become more effective

The CLASS measures 3 broad domains of classroom quality:

• Emotional Support
• Classroom Organization
• Instructional Support

Learn more about the CLASS at CLASSobservation.com