Mathematics
Geometry
Conceptual
5–6 yrs
3-D shapes (age 5+)
三维图形（5岁以上）
Description
Analyse and compare 2-D and 3-D shapes using informal language to describe sides, vertices, and other attributes
Mastery Evidence
- Count the sides and corners of a shape
- Compare a triangle and a rectangle by number of sides
- Describe a cube as having 'square faces' and 'corners'
Assessment Prompt
Can your child describe what makes two shapes different — for example, explaining that a triangle has 3 corners and 3 sides while a square has 4 of each?
