Geometry is acknowledged to be one of the areas of maths that teachers find difficult to tackle. In a report for Becta on hard-to-teach maths topics, Professor Adrian Oldknow highlights how dynamic 3D ...
Two-dimensional (2D) shapes are completely flat. They cannot be picked up. A polygon is a 2D shape with straight sides that meet at vertices. Polygons have names that show the number of sides they ...
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