First of all, the teacher needs to make sure that her/his students know how to use blogs, wikis, and delicious, and then she will explian the benefits of using them that are related to education. The teacher will tell them that for example, blogs are good and beneficial for you to improve their writing skills, and then the teacher can check their spelling and grammatical mistakes. And for wikis, the teacher can use specific educational websites for imporving the students' reading skills, and how they would reflect on reading something in their blogs or delicious. And also they can use the information and save it for the future. The students can also use their accounts in delicious to share information with other students and correct them or suggest better answers for any question.