The document provides information and resources for tier 1 and tier 2 math interventions. It discusses using flexible grouping and "math pods" for tier 1 differentiated instruction. For tier 2 interventions, it recommends focusing on developing number sense and foundational skills like addition, subtraction and fractions. It provides examples of diagnostic assessments and curriculum resources that can be used for targeted small group instruction, including KeyMath, Leaps and Bounds, and Do The Math. It emphasizes the importance of explicit instruction, representing math concepts in multiple ways, and monitoring student progress through interventions.