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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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Garcia, Steve L. – ProQuest LLC, 2010
Perceptions of instrumentality (PI) are the connections one sees between a current activity and a future goal. With high PI, one is motivated to persist with quality effort because the current activity, even when difficult, is perceived as aligned with, and progress toward, the goal. Conversely, with low PI, one is motivated to relinquish effort…
Descriptors: Ethnicity, Dropout Rate, Career Choice, Academic Achievement
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Kynigos, Chronis; Psycharis, Giorgos; Moustaki, Foteini – International Journal for Technology in Mathematics Education, 2010
This paper reports on a design experiment conducted to explore the construction of meanings by 17 year old students, emerging from their interpretations and uses of algebraic like formalism. The students worked collaboratively in groups of two or three, using MoPiX, a constructionist computational environment with which they could create concrete…
Descriptors: Graphs, Equations (Mathematics), Mathematics Instruction, Secondary School Mathematics