TY - BOOK AU - Knudsen,Jennifer TI - Mathematical argumentation in middle school: the what, why, and how : a step-by-step guide with activities, games, and lesson planning tools SN - 9781506376691 AV - QA135.6 .M37727 2018 U1 - 510.71/2 23 PY - 2018///] CY - Thousand Oaks, California PB - Corwin, A Sage Company KW - KW - Mathematics teachers KW - Mathematics KW - Study and teaching (Middle school) KW - Activity programs KW - Junior high school teachers KW - Training of N1 - Want your middle schoolers to intelligently engage with mathematical ideas? Look no further. This research-based gem brings tough Standards for Mathematical Practice 3 standards for mathematical argumentation and critical reasoning alive―all within a thoroughly explained four-part model that covers generating cases, conjecturing, justifying, and concluding.; Includes bibliographical references and index ER -