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Listed under:  Mathematics  >  Geometry  >  Solids (Geometry)
Video

ABC News: Mapping the sea floor

Hydrographers chart the seabed and coastline, giving ships a map to help them avoid running into underwater trouble. Use this clip as a context for exploring the mapping of the sea floor. Think about scale and how to indicate different depths using contour lines.

Video

Exploring mysterious shapes

Join QuanQuan and Jenny as they explore some weird and wonderful shapes! While watching this clip, think about the sides, edges, surfaces and volumes of the shapes that are demonstrated. How are these shapes different from regular 2D and 3D forms?

Interactive

Cake time: Peg + cat

Peg and Cat use a pattern to decorate a cake. See what type of pattern they use.

Interactive

Shapes All Around Me

Identify shapes that surround you every day. Look at the bedroom and the playground. What shapes can you see?

Video

2D and 3D shapes

Watch this video to learn about the features of 2D shapes. How is it different from the features of 3D shapes (solids)? Some examples of solids that incorporate 2D shapes are mentioned in this video by Sanchit - for example, a cube has six square faces. What other 3D shapes could you make that has at least one square face?

Online

reSolve: Patterns in a circle

This sequence of lessons explores the various possibilities for constructing a circular pattern using different colours. Students decorate party hats using two and then three different coloured pompoms and investigate the combinations that arise. They then create circular patterns using four colours and identify similarities ...

Online

reSolve: Reasoning With 3D Objects

This sequence of lessons explores symmetry and three dimensional objects. Students interpret and represent three-dimensional objects in two dimensions and apply their knowledge of transformations to show congruency or difference between objects. The lessons are outlined in detail including curriculum links, vocabulary, ...

Online

reSolve: Patterns: Attribute Train

This sequence of two lessons explores the similarity and differences of objects based on attributes. The sequence begins by looking at the attributes of colour and shape and then introduces a third attribute of size. Students are asked to determine what an object might look like when one or two of its attributes are changed. ...

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Tray Bake

This resource is a web page containing a short task to explore counting patterns. Dominoes are used to make counting patterns, add the next two dominoes that follow the pattern. A printable resource is also available to support the task. This resource is an activity from the NRICH website.

Text

The Third Dimension

This resource is a web page containing a drawing task to explore help visualise 3-D objects. Draw an arrangement of cubes on isometric paper which gives us a way of drawing 3D objects more easily. A link to downloadable isometric paper is also provided. This resource is an activity from the NRICH website.

Video

Play School: Buttons and shapes

Have you ever looked at the buttons on your clothes? What shapes are they? You will find that most buttons are circles, but sometimes they can come in really different and interesting shapes, sizes and colours! What are some of the button shapes and colours mentioned in this video?

Online

reSolve: Bifold Boxes

This lesson challenges students to use proportional reasoning to explain how changing the size of a square will affect the size of a box folded from that square. Students fold an origami box from a square of paper and record the dimensions of the resulting box. They then fold a box from a square of paper four times the ...

Online

reSolve: Shape: Shadows

This lesson invites students to explore the relationship between three-dimensional objects and common two-dimensional shapes. They are asked to investigate the shape of shadows cast by different three-dimensional objects. They are also asked to consider different perspectives of a single object and how the shadow shapes ...

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In a spin

This resource is a web page containing a short task to explore volume of a solid shape. The task involves calculating the volume of the solid formed by rotating a right angled triangle about its hypotenuse A printable resource and solution is also available to support the task. This resource is an activity from the NRICH ...

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Next Domino

This resource is a web page containing a short task to explore counting patterns. Dominoes are used to make counting patterns, add the next two dominoes that follow the pattern. A printable resource is also available to support the task. This resource is an activity from the NRICH website.

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Investigating the Dilution Series

This resource is a web page containing a short task to explore counting patterns. Dominoes are used to make counting patterns, add the next two dominoes that follow the pattern. A printable resource is also available to support the task. This resource is an activity from the NRICH website.

Online

reSolve: Statistics - Shoes

This lesson engages students in gathering and representing data on the shoes that students wear to school. Students work together as a class to sort their shoes into different categories of their choosing. They organise and represent their data using a picture graph, then use the graph to answer questions and make simple ...

Image

Indigenous Australian man warding off spears, c1817

This is a 17.7 cm x 27.7 cm watercolour showing an Indigenous Australian man holding a shield in front of himself, with fallen spears at his feet, as he faces a group of 14 men. Some are holding spears, apparently watching and waiting, while one is about to throw his spear at the man with the shield. Another group of 11 ...

Image

Indigenous Australians using fire to hunt kangaroos, c1817

This is a watercolour, measuring 17.5 cm x 27.8 cm, created by Joseph Lycett in about 1817. It depicts Indigenous Australians using fire to flush out kangaroos in order to hunt them. One man is ready to throw a spear using a woomera (spear thrower) and another has his arm raised to throw a boomerang. In the background, ...

Image

Indigenous Australians hunting black swans, c1817

This is a 17.5 cm x 27.7 cm watercolour of Indigenous Australian people hunting black swans among reeds near the water's edge of a large river. One man is holding a bird that is trying to escape and three people are spearing birds. At least four other people are almost fully obscured by the reeds. The river is surrounded ...