Definition

The RtI model is a multi-tiered approach to providing high quality instruction and intervention matched to student needs, using learning rate over time and level of performance to inform instructional decisions. RtI involves the systematic use of assessment data to most efficiently allocate resources in order to improve learning for all students.

• Multiple tiers of evidence-based instruction service delivery
• A problem-solving method designed to inform the development of interventions.
• An integrated data collection/assessment system to inform decisions at each tier of service delivery.