Web page: "Benjamin S. Bloom's Contributions to Curriculum, Instruction, and School Learning," ERIC database
Web page: "Bloom's Taxonomy," Old Dominion U
PDF: "A Revision of Bloom's Taxonomy: An Overview," U of N. CO
Critical thinking is precise, engaging with material in a thorough way. Researcher Benjamin Bloom developed the following list of thinking skills that progress from surface to deeper levels of thought.