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Year 5 - Design and technology

Compound 3D shapes

CAD structures: architecture

Unit Summary

This unit introduces 3D Computer Aided Design to pupils. They will investigate modern architects to understand the techniques and materials they use in sustainable housing. They will develop knowledge of TinkerCAD to design and present a model sustainable house.

Lesson Summary

You will learn to create hollow compound 3D shapes in Tinkercad.

Key Notes

  • A compound shape is a shape that has been combined with another shape.
  • 3D shapes can be grouped to make compound shapes.
  • Hole shapes are used to create holes and hollows in solid shapes.
  • Compound shapes can be hollowed out.
  • A duplicate of a shape can be created by using copy/paste, duplicate or ctrl + c/ctrl + v.

Vocabulary To Learn

  • solid shapes: 3D shapes used in Tinkercad
  • hole shapes: 3D shapes used in Tinkercad to create holes
  • group: a tool used to combine shapes into a single shape
  • compound shapes: created by combining two or more shapes

Common Mistakes To Avoid

  • Every shape must be moved on its own once on the workplane, so it is better to not make changes.

3 Quick Questions (With Answers)

1. Explain the lesson in two key points.

A compound shape is a shape that has been combined with another shape. 3D shapes can be grouped to make compound shapes.

2. What does this key word mean in this lesson? 'solid shapes'

3D shapes used in Tinkercad.

3. Correct this common mistake.

Mistake: Every shape must be moved on its own once on the workplane, so it is better to not make changes. Correction: By grouping shapes that designers are happy with together, it makes it easier to move, rotate or scale them and make changes to the design.

More Lessons In This Unit

Browse all guides in the Year 5 Design and technology guide library.