Obtained and scored argumentative writing samples of fourth, sixth, tenth, and twelfth grade students. Found significant grade level differences in writing samples scored according to Toulmin's model of argument and a holistic scoring procedure. Few children in any grade used features of opposition or response to opposition in written arguments.…

A study was conducted to test the effectiveness of four instructional strategies on students' writing. Students, 138 fourth, sixth, and eighth graders in a semi-rural school district in southern California, were instructed in informational writing through one of four instructional strategies: (1) presentation of model pieces of writing; (2)…

Study investigated the effectiveness of four instructional strategies on secondary students' argumentative writing, noting how different essay qualities influenced holistic scoring. Researchers found no significant differences in instructional strategy effectiveness or use of holistic scoring. Students' prior knowledge affected their ability to…