Free resources for teaching and assessment of key mathematical processes for 11-16 year olds

Corner to corner

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Corner to corner pupil stimulus
Corner to corner teacher notes
Corner to corner progression table
Corner to corner interactives

Corner to corner ALL documents

Description: Pupils investigate how different numbers of squares can be joined corner to corner, and the effect their arrangement has on the area of the rectangle that encloses the squares.

Suitability: Pupils working at all levels in individuals or pairs.

Time: 1-2 hours

Equipment: Square dotty paper or squared paper or computer drawing software, square tiles, tracing paper or mirrors

Key mathematical language: Rectangle, square, area, congruent, pattern, variable, maximum, minimum, conjecture, justification