The Primary Geoboard Activity Cards strictly adhere to the math K-2Common Core State Standards (CCSS) in practices, content, and vocabulary, while addressing the common core shifts of linking major topics and extending previous standards. For ease of use, cards indicate the content standard(s) addressed. The activity cards can be used for whole class instruction, small group assignments, center activities, or individual student assignments. Includes 58 doublesided cards with 110 activities covering Counting and Cardinality, Operations and Algebraic Thinking, Numbers and Operations in Base Ten, Measurement and Data, and Geometry; 2 bonus overlay extenders with instructions; Teacher's Guide; and 4 Overview Cards that serve as sectional index tabs.