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Direct linkLiu, Jun; Sha, Sha; Zheng, Qinghua; Zhang, Wei – International Journal of Distance Education Technologies, 2012
Assigning difficulty level indicators to the knowledge units helps the learners plan their learning activities more efficiently. This paper focuses on how to use the topology of a knowledge map to compute and rank the difficulty levels of knowledge units. Firstly, the authors present the hierarchical structure and properties of the knowledge map.…
Descriptors: Foreign Countries, Knowledge Level, Difficulty Level, Educational Technology
Peer reviewedDe Villiers, Michael – For the Learning of Mathematics, 1994
Discusses partitioning and hierarchical types of classification, a theoretical analysis of the role and function of hierarchical classification in mathematics, and the teaching of a hierarchical classification of quadrilaterals. (Contains 21 references.) (MKR)
Descriptors: Classification, Constructivism (Learning), Elementary Secondary Education, Mathematics Education
Peer reviewedPedersen, Jean J. – Two-Year College Mathematics Journal, 1980
A question posed by Euler is considered: How can polyhedra be classified so that the results is in some way analogous to the simple classification of polygons according to the number of their sides? (MK)
Descriptors: Classification, Geometric Concepts, Higher Education, Mathematics Education
Peer reviewedHopkins, Martha H. – Arithmetic Teacher, 1993
Presents 5 activities for the family and K-1, 2-3, 4-5, and 6-8 grade levels that focus on the connection between mathematics and children's literature. Activities examine the mathematical concepts of sorting, classifying, geometry, estimation, averages, and measurement. Provides reproducible worksheets. (JAF)
Descriptors: Childrens Literature, Classification, Content Area Reading, Elementary Education
