3D shapes teaches students how to describe the unique properties of solids using the correct terminology and how to draw them using isometric and elevation drawings. Students progress onto constructing nets of a range of solids. This is a key topic before moving onto finding the volume and surface area of cubes and prisms in Year 10 Term 4 for the Higher GCSE course or Year 11 Term 2 for Foundation.
My experience as a Head of Mathematics going through the deep dive OFSTED inspection.
How to use ratios and proportional reasoning as a model for finding the original amount after a percentage change.
To find the area of compound shapes students need to understand what the word compound means.