Lesson 9 In this lesson, students develop their understanding of 3-D shapes by exploring the relationship between 2-D faces and nets, and revisit the properties of 3-D shapes from previous years. There is a teaching presentation accompanied by differentiated activities with a range of fluency, reasoning and problem-solving questions. Year 5 Mathematics Content Descriptors V8.4 Connect three-dimensional objects with their nets and other two-dimensional representations ACMMG111 V9 connect objects to their nets and build objects from their nets using spatial and geometric reasoning AC9M5SP01 Differentiation: There are three levels of differentiation in this pack: ‘working towards,’ ‘expected’ and ‘greater depth’. Level of this Pack: Age: 9-10 Australia: Grade 5      ...