TY - JOUR AU - Snyder, Megan AU - Kara, Melike PY - 2022/09/08 Y2 - 2024/03/28 TI - A Modeling Activity: Analyzing Snowflakes Using Geometry JF - Ohio Journal of School Mathematics JA - ojsm VL - 92 IS - 1 SE - Articles DO - UR - https://ohiomathjournal.org/index.php/OJSM/article/view/9109 SP - 1--7 AB - <p style="font-weight: 400;"><span dir="ltr" style="left: 238.693px; top: 393.074px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.900408);" role="presentation">The <em>Snowflakes Task</em> is a mathematical modeling task that explores the geometry of snowflakes. During this </span><span dir="ltr" style="left: 165.355px; top: 412.998px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.883763);" role="presentation">task, students categorize and analyze five purposefully selected snowflakes using geometric concepts such as symmetry </span><span dir="ltr" style="left: 165.355px; top: 432.925px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.879061);" role="presentation">and angles and use their knowledge of geometric attributes to create a mathematical model that could be used to analyze </span><span dir="ltr" style="left: 165.355px; top: 452.85px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.918445);" role="presentation">other snowflakes. By the end of the task, students will become familiar with different snowflakes shapes, further their </span><span dir="ltr" style="left: 165.355px; top: 472.775px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.902458);" role="presentation">understanding of geometric concepts, and describe the relationship between snowflakes and geometric attributes. The </span><span dir="ltr" style="left: 165.355px; top: 492.7px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.919448);" role="presentation">authors implemented the <em>Snowflakes Task</em> in two different settings: once with prospective teachers in a virtual setting </span><span dir="ltr" style="left: 165.355px; top: 512.625px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.937297);" role="presentation">and once with middle school students in person. In this paper, the authors share the task sequence, a summary of </span><span dir="ltr" style="left: 165.355px; top: 532.55px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.904385);" role="presentation">implementations, including adaptations made to support our implementation settings (virtual or in person), and student </span><span dir="ltr" style="left: 165.355px; top: 552.477px; font-size: 16.6043px; font-family: sans-serif; transform: scaleX(0.925002);" role="presentation">thinking revealed during data analysis.</span></p> ER -