Zeroing In on Number and Operations, Grades 1-2: Key Ideas and Common Misconceptions

Zeroing in on Number and Operations, Grades 1–2 provides thirty research-based, classroom-tested modules that focus on the key mathematical strategies and concepts essential for these primary grades—counting, number sense, and numeration; meaning of addition and subtraction and basic facts; and building computational fluency—while highlighting the importance of teacher language in the development of those skills. The flipchart format makes it easy to access the key resources: summaries that...