Priya and Ted continue their day at the fair. They play lots of different games that involve sorting 3D shapes.
More resources for Autumn Block 3 Step 2.
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Discussion points for teachers
1. Which shapes should Ted try to grab to build his tower?
Discuss which shapes will be easiest to stack. Discuss whether it is possible to stack a cone or a cylinder. Discuss whether some shapes will only be suitable for the top of the tower.
Cubes and Cuboids will stack easily. A cylinder will stack if orientated so that one of its flat surfaces is used to balance on. A cone, square-based pyramid and triangular pyramid can only be used on the top of the tower.
2. Which shapes will be best for rolling?
Discuss which shapes will roll and which will not. Discuss whether all the shapes with a curved surface would roll in a straight line.
Sphere and cylinder.
3. How have they been sorted?
Discuss what the shapes have in common in each bucket.
The bucket on the right has shapes that have a flat, circular surface. The shapes on the left do not have a flat, circular surface.
4. How could she sort them onto the two shelves?
Discuss different ways of sorting the 3D shapes the bears are holding. This question is open ended for the children to explore.
Various answers, for example: flat faces, no flat faces
National Curriculum Objectives
Mathematics Year 1: (1G1b) Recognise and name common 3-D shapes [for example, cuboids (including cubes), pyramids and spheres]
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