NotesFAQContact Us
Collection
Advanced
Search Tips
Peer reviewed Peer reviewed
ERIC Number: EJ226318
Record Type: Journal
Publication Date: 1980-May
Pages: N/A
Abstractor: N/A
Reference Count: N/A
ISBN: N/A
ISSN: N/A
The Development of Proportional Reasoning and the Ratio Concept: Part I - Differentiation of Stages.
Noelting, Gerald
Educational Studies in Mathematics, v11 n2 p217-53 May 1980
This study considers two problems related to cognitive development: "Is development hierarchical?" and "If so, what are the mechanisms involved in the process of development?" Analysis of the results of an experiment lead to differentiation of stages of development, and problem-solving strategies at each level are discussed. (MK)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A