This document discusses the importance of teachers continuing to learn and adapt to new technologies and strategies in order to effectively teach students in the 21st century. It notes that teachers must go beyond solely using textbooks and familiar worksheets, and should question existing methods and research new approaches. Teachers are also encouraged to understand social media and how students use digital tools, even if not integrating these tools into their own lessons, in order to help guide students online. The document advocates making lessons highly engaging using multimedia tools, and adapting to the pervasive presence of mobile devices and helping technology work for lessons rather than being a distraction. It promotes a student-centered approach and individualizing instruction to different learners.