During the 1979-1980 school year, 23 Old Order Amish pupils in the Pleasant Hill School near Bloomfield, Iowa, took the Iowa Test of Basic Skills. On the language arts subtest, five of six third grade students ranked above 50% in capitalization, four ranked above 50% in spelling and punctuation, and three ranked above 50% in usage. Four third…

Do variables identified as existing within effective school models relate causally to student achievement? A study attempted to answer this question by manipulating selected school effectiveness variables and teacher behavior and by examining the effects of that manipulation on student achievement. Over a 1-year period, 10 kindergarten through…