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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.

Learn more about the history of ERIC here. PDF icon

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Lannin, John; van Garderen, Delinda; Switzer, J. Matthew; Buchheister, Kelley; Hill, Tiffany; Jackson, Christa – Investigations in Mathematics Learning, 2013
Number and operations serve as the "cornerstone" of the K-12 mathematics curriculum in many countries. Solving problems in the mathematical domains of algebra, geometry, measurement, and statistics is often closely connected to student knowledge of number and operation (Griffin, 2005). Although considerable knowledge exists regarding the…
Descriptors: Mathematics Instruction, Grade 1, Elementary School Mathematics, Numbers
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Reed, Michelle K. – Investigations in Mathematics Learning, 2008
Schools following the Montessori philosophy use individual and small-group teaching methods and hands-on, concrete materials. This study investigated the understanding of place value concepts and abilities of Montessori students by comparing interview task responses of 93 students in grades 1-3 in a Montessori school (n = 47) and in a mostly…
Descriptors: Montessori Schools, Data Analysis, Number Concepts, Grade 1