Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
Page 4 · column 2 of 6 · from the scan, no model involved

the existing two tier scheme, elementary and high (the latter including eighth grade). This three tier arrangement is in force in about 87 percent of the school systems in the USA and 100 percent in the adjacent school jurisdictions. It is found that children, actually young adolescents in grades 6, 7 and 8 — in age range 12 to 15 years — should be housed separately given that the curriculum and personal development needs are very different in these middle grades than they are in elementary and for that matter high schools. This widespread prevalence of the
95.6%