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Spangenberg, Erica Dorethea; Pithmajor, Aphane Koko – EURASIA Journal of Mathematics, Science and Technology Education, 2020
Many Grade 9 mathematics learners face difficulties in solving number-pattern problems due to insufficient exposure to strategies in solving such problems. The aim of this exploratory qualitative study was to investigate Grade 9 mathematics learners' strategies in solving number-pattern problems. The problem-solving conceptual framework of Singer…
Descriptors: Grade 9, Secondary School Mathematics, Secondary School Students, Adolescents
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Cheek, Kim A. – International Journal of Science and Mathematics Education, 2012
An understanding of geologic time is comprised of 2 facets. Events in Earth's history can be placed in relative and absolute temporal succession on a vast timescale. Rates of geologic processes vary widely, and some occur over time periods well outside human experience. Several factors likely contribute to an understanding of geologic time, one of…
Descriptors: Numbers, Mathematical Concepts, Geology, Time