Teachers TV video collection - Secondary Maths - Lesson Starters - Geometry

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KS3 Maths Lesson Starters - Geometry

This collection of KS3 Maths lesson starters all look at the topic of geometry.

The videos can be used at the beginning of a lesson in order to to pose geometrical problems, and to get students thinking about gemoetry in the context of the wider world.

Durham Cathedral

Architecture and KS3 Maths - The Floor Plan of Durham Cathedral

  • How do you measure the floorplan of a cathedral using a simple compass?

Architecture and KS3 Maths - Measuring Height in Durham Cathedral

  • The challenge is to measure one of Durham Cathedral’s towering columns, using rope, a metre rule and similar triangles.

Architecture and KS3 Maths - Symmetry and Circumference in Durham Cathedral

  • Discover hidden symmetry in Durham Cathedral, and how to find the circumference of one of the columns.

Architecture and KS3 Maths - Finding the Golden Ratio in Durham Cathedral

  • Investigating the proportions in Durham Cathedral and the ratios that are very similar to the golden ratio.

Architecture and KS3 Maths - Hidden Patterns in Durham Cathedral

  • Mathematical challenges and brain teasers which are linked to some magical number patterns.

Triangles

Seaside

  • Maths expert Isaac Anoom goes to the seaside to pose questions about the properties of triangles and gives some helpful clues and answers.

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TES Secondary Maths teaching resources

TES Secondary Maths teaching resources collections