The document discusses Benjamin Bloom's original taxonomy of learning domains from the 1950s, which included cognitive, psychomotor, and affective domains. It also discusses Lorin Anderson's 2001 revision of Bloom's taxonomy, which changed the categories to use verbs instead of nouns and rearranged the sequence. The document then provides examples of various educational Web 2.0 tools and sites that can be used in the classroom, such as Glogster, GoAnimate, Animoto, and Wordle. It emphasizes the importance of organizing and making these resources easily accessible to students.