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Peer reviewedNibbelink, William H.; And Others – Arithmetic Teacher, 1987
Data are presented for problem-solving content of selected elementary school mathematics textbooks and problem-solving achievement for students in Iowa for grades 4-6 for selected years between 1955 and 1985. Relationships between textbook content and student achievement are considered. (RH)
Descriptors: Elementary Education, Elementary School Mathematics, Grade 4, Grade 5
