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 grade students ranked above 50% overall. Among seven fourth graders, five ranked above 50% in spelling, four ranked above 50% in punctuation and usage, and two ranked above 50% in capitalization. Overall, four ranked above 50%. Among five sixth graders, four ranked above 50% in spelling, punctuation, and usage, and three ranked above 50% in capitalization. Overall, four ranked over 50%. Among three seventh graders, two ranked over 50% in spelling and usage and one in capitalization and punctuation. Only one seventh grader ranked over 50% overall. Both eighth graders ranked over 90% on all measures except capitalization, in which one student's score fell to 62%. Both ranked over 90% overall. Despite variation among themselves and among grades, students were strongest in spelling and weakest in capitalization. Fifteen ranked over 50% on the total language arts subtests. (SB)