Concepedia
Journal for Research in Mathematics Education · 1980 · 11 citations · 0 references
EducationInstructionTeachingGeometryGeometry EducationPedagogyConcept FormationTransfer Of LearningEuclidean Geometry LearningGeometric Concept DevelopmentGeometry TeachingRotational SymmetrySpatial Reasoning InstructionSymmetry UnderstandingThree-dimensional Geometry Understanding