The document discusses the need for teachers to create personal learning networks and adapt their teaching for 21st century students. It notes that students are more tech-savvy than teachers and prefer accessing information online. It defines a personal learning network as an environment teachers create through connecting with others sharing their interests to build communities beyond the classroom. The document recommends teachers participate in social networks, use tools like VoiceThread and RSS, and leverage the internet to bring primary resources and new opportunities to students.