This document provides tips for teachers to embrace their inner Mary Poppins and create supercalifragilisticexpialidocious learning experiences. It recommends that teachers don't just tell students information but actively teach through projects that perplex students, making any job or task into a game, and creating memorable hands-on experiences even if it means leaving one's comfort zone. The document also notes that even great teachers like Mary Poppins are not perfect and must work through uncertainty, failure, and struggle to achieve their creative visions.