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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

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ERIC Number: EJ086887
Record Type: CIJE
Publication Date: 1973
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Sources of Reading Difficulty in Elementary Algebra Textbooks
Kulm, Gerald
Mathematics Teacher, 66, 7, 649-652, Nov 73
Descriptors: Mathematics Education, Readability, Research, Secondary School Mathematics, Symbolic Learning, Textbook Research, Textbooks
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A