VAN HIELE THEORY AND ITS IMPORTANCE IN TEACHING GEOMETRY
DOI:
https://doi.org/10.17605/Keywords:
Geometric thinking, Van Hiele levels, instructional phases, visualization, proof, diagnostics, task system.Abstract
This article focuses on the Van Hiele theory and its importance in geometry education. The theory explains the step-by-step development of students’ geometric thinking and provides a methodological basis for selecting content, teaching methods, and learning sequences. The paper discusses the Van Hiele levels and instructional phases, assessment/diagnostic approaches, and a set of supporting problems and tasks aligned with each level.
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