Development of spatial sense: 2-Dimensional shapes and 3-Dimensional
objects.
25
4.1 Describe van Hiele Level 1 (analysis), Level 2 (informal deduction) and Level 3
(deduction). Demonstrate the difference by using a scalene, isosceles and
equilateral triangle as an example to explain learner thinking at the three
different levels.
Level 1: Analysis (1) How learner thinks about the triangles
at Level 1: (3)
Level 2: Informal deduction
(1)
How learner thinks about the triangles
at Level 2: (3)
Level 3: Deduction (1) How learner thinks about the triangles
at Level 3: (3)
Sketch of scalene, isosceles and equilateral triangles (3)
Comments
Leave a comment