Resources tagged with: 2D representations of 3D shapes

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There are 42 NRICH Mathematical resources connected to 2D representations of 3D shapes, you may find related items under 3D Geometry, Shape and Space.

Broad Topics > 3D Geometry, Shape and Space > 2D representations of 3D shapes

Next Size Up

Age 7 to 11
Challenge Level

The challenge for you is to make a string of six (or more!) graded cubes.

The Spider and the Fly

Age 14 to 16
Challenge Level

A spider is sitting in the middle of one of the smallest walls in a room and a fly is resting beside the window. What is the shortest distance the spider would have to crawl to catch the fly?

Building Blocks

Age 7 to 11
Challenge Level

Here are some pictures of 3D shapes made from cubes. Can you make these shapes yourself?

The Third Dimension

Age 5 to 11
Challenge Level

Here are four cubes joined together. How many other arrangements of four cubes can you find? Can you draw them on dotty paper?

Nine Colours

Age 11 to 16
Challenge Level

Can you use small coloured cubes to make a 3 by 3 by 3 cube so that each face of the bigger cube contains one of each colour?

A City of Towers

Age 5 to 7
Challenge Level

In this town, houses are built with one room for each person. There are some families of seven people living in the town. In how many different ways can they build their houses?

Guess What?

Age 7 to 11
Challenge Level

Can you find out which 3D shape your partner has chosen before they work out your shape?

Nicola's Jigsaw

Age 11 to 14
Challenge Level

Nicola has lost a piece of her 3D jigsaw. Can you work out the shape of the missing piece?

Which Face?

Age 14 to 16 Short
Challenge Level

Which faces are opposite each other when this net is folded into a cube?

Isometric Drawing

Age 11 to 14
Challenge Level

Explore the properties of isometric drawings.

Oblique Projection

Age 11 to 14
Challenge Level

Explore the properties of oblique projection.

Perspective Drawing

Age 11 to 16
Challenge Level

Explore the properties of perspective drawing.

3D Drawing

Age 11 to 16

The design technology curriculum requires students to be able to represent 3-dimensional objects on paper. This article introduces some of the mathematical ideas which underlie such methods.

Stadium Sightline

Age 14 to 18
Challenge Level

How would you design the tiering of seats in a stadium so that all spectators have a good view?

Bent Out of Shape

Age 14 to 18
Challenge Level

An introduction to bond angle geometry.

Chopped Dice

Age 14 to 16
Challenge Level

Can you make a new type of fair die with 14 faces by shaving the corners off a cube?

Weird Universes

Age 16 to 18
Challenge Level

Consider these weird universes and ways in which the stick man can shoot the robot in the back.

Construct the Solar System

Age 14 to 18
Challenge Level

Make an accurate diagram of the solar system and explore the concept of a grand conjunction.

Torus Patterns

Age 16 to 18
Challenge Level

How many different colours would be needed to colour these different patterns on a torus?

Moving Squares

Age 14 to 16
Challenge Level

How can you represent the curvature of a cylinder on a flat piece of paper?

Solids

Age 11 to 16
Challenge Level

A task which depends on members of the group working collaboratively to reach a single goal.

The Solid

Age 11 to 16
Challenge Level

A task which depends on members of the group working collaboratively to reach a single goal.

28 - Upward and Onward

Age 7 to 11
Challenge Level

Can you find ways of joining cubes together so that 28 faces are visible?

Perfect Eclipse

Age 14 to 16
Challenge Level

Use trigonometry to determine whether solar eclipses on earth can be perfect.

Stereoisomers

Age 16 to 18
Challenge Level

Put your visualisation skills to the test by seeing which of these molecules can be rotated onto each other.

Air Nets

Age 7 to 18
Challenge Level

Can you visualise whether these nets fold up into 3D shapes? Watch the videos each time to see if you were correct.

The Perforated Cube

Age 14 to 16
Challenge Level

A cube is made from smaller cubes, 5 by 5 by 5, then some of those cubes are removed. Can you make the specified shapes, and what is the most and least number of cubes required ?

Shaping the Universe II - the Solar System

Age 11 to 16

The second in a series of articles on visualising and modelling shapes in the history of astronomy.

Shaping the Universe I - Planet Earth

Age 11 to 16

This article explores ths history of theories about the shape of our planet. It is the first in a series of articles looking at the significance of geometric shapes in the history of astronomy.

Pupils' Recording or Pupils Recording

Age 5 to 14

This article, written for teachers, looks at the different kinds of recordings encountered in Primary Mathematics lessons and the importance of not jumping to conclusions!

Euler's Formula

Age 16 to 18

Some simple ideas about graph theory with a discussion of a proof of Euler's formula relating the numbers of vertces, edges and faces of a graph.

The Development of Spatial and Geometric Thinking: Co-ordinating Space in Drawings

Age 5 to 7

This second article in the series refers to research about levels of development of spatial thinking and the possible influence of instruction.

The Development of Spatial and Geometric Thinking: 5 to 18

Age 5 to 16

This is the first article in a series which aim to provide some insight into the way spatial thinking develops in children, and draw on a range of reported research. The focus of this article is the. . . .

Thinking 3D

Age 7 to 14

How can we as teachers begin to introduce 3D ideas to young children? Where do they start? How can we lay the foundations for a later enthusiasm for working in three dimensions?

Geometry and Gravity 1

Age 11 to 18

This article (the first of two) contains ideas for investigations. Space-time, the curvature of space and topology are introduced with some fascinating problems to explore.

Three Cubed

Age 7 to 11
Challenge Level

Can you make a 3x3 cube with these shapes made from small cubes?

Christmas Boxes

Age 11 to 14
Challenge Level

Find all the ways to cut out a 'net' of six squares that can be folded into a cube.

Icosian Game

Age 11 to 14
Challenge Level

This problem is about investigating whether it is possible to start at one vertex of a platonic solid and visit every other vertex once only returning to the vertex you started at.

Cutting a Cube

Age 11 to 14
Challenge Level

A half-cube is cut into two pieces by a plane through the long diagonal and at right angles to it. Can you draw a net of these pieces? Are they identical?

Take Ten

Age 11 to 14
Challenge Level

Is it possible to remove ten unit cubes from a 3 by 3 by 3 cube so that the surface area of the remaining solid is the same as the surface area of the original?

Soma - So Good

Age 11 to 14
Challenge Level

Can you mentally fit the 7 SOMA pieces together to make a cube? Can you do it in more than one way?

New House

Age 7 to 11
Challenge Level

In this investigation, you must try to make houses using cubes. If the base must not spill over 4 squares and you have 7 cubes which stand for 7 rooms, what different designs can you come up with?