div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Staehr Fenner Snyder 2017 p 61 · Staehr Fenner Snyder 2017 p 61 SupportEd Categories of Scaffolds Materials and Resources Instruction Student Grouping Categories of Scaffolds src=https:reader036vdocumentssitereader036viewer20220812225f78aad8bc907508ec1a86bdhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv