Shape. Child’s world is 3-d but 3-d shapes ( polyhedra ) are defined by their 2-d characteristics Representations of 2-d shapes ( polygons ) only true if drawn or shadows. Visualisation. 2-d. Polygons. Polygons. Triangles. Sorting triangles. Quadrilaterals. Quadrilaterals. 3-d shapes.
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Child’s world is 3-d but 3-d shapes (polyhedra) are defined by their 2-d characteristics
Reception cube pyramid sphere cone
Year 1 cuboid cube
Year 3 hemi-sphere prism
Year 4 tetrahedron octahedron
Year 5 octahedron
Year 6 dodecahedron
What are the key points from their research?
What are the implications for teaching and learning?