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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: EJ090196
Record Type: CIJE
Publication Date: 1973
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Geometry in the Mathematics Curriculum: Informal Geometry in Grades K-6
Trafton, Paul R.; LeBlanc, John F.
National Council of Teachers of Mathematics Yearbook, 36, 11-51, 73
Descriptors: Cognitive Development, Curriculum, Educational History, Elementary School Mathematics, Geometric Concepts, Geometry, Instruction, Mathematics Education
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Informal Geometry