Properties of Shapes

Cut four triangles from a square as shown in the picture. How many different shapes can you make by fitting the four triangles back together?

This challenge involves eight three-cube models made from interlocking cubes. Investigate different ways of putting the models together then compare your constructions.

This activity focuses on similarities and differences between shapes.

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

This problem shows that the external angles of an irregular hexagon add to a circle.

Use the information on these cards to draw the shape that is being described.

Use the isometric grid paper to find the different polygons.

Here are the six faces of a cube - in no particular order. Here are three views of the cube. Can you deduce where the faces are in relation to each other and record them on the net of this cube?

What is the greatest number of counters you can place on the grid below without four of them lying at the corners of a square?

Can you sketch triangles that fit in the cells in this grid? Which ones are impossible? How do you know?

Where can you put the mirror across the square so that you can still "see" the whole square? How many different positions are possible?

How many different triangles can you make on a circular pegboard that has nine pegs?

This task depends on groups working collaboratively, discussing and reasoning to agree a final product.

This task requires learners to explain and help others, asking and answering questions.

Investigate the different shaped bracelets you could make from 18 different spherical beads. How do they compare if you use 24 beads?

The ancient Egyptians were said to make right-angled triangles using a rope with twelve equal sections divided by knots. What other triangles could you make if you had a rope like this?

For this task, you'll need an A4 sheet and two A5 transparent sheets. Decide on a way of arranging the A5 sheets on top of the A4 sheet and explore ...

You have been given three shapes made out of sponge: a sphere, a cylinder and a cone. Your challenge is to find out how to cut them to make different shapes for printing.

Each of the nets of nine solid shapes has been cut into two pieces. Can you see which pieces go together?

This practical problem challenges you to make quadrilaterals with a loop of string. You'll need some friends to help!

What can you see? What do you notice? What questions can you ask?

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

A task which depends on members of the group noticing the needs of others and responding.

This cube has ink on each face which leaves marks on paper as it is rolled. Can you work out what is on each face and the route it has taken?

Can you dissect an equilateral triangle into 6 smaller ones? What number of smaller equilateral triangles is it NOT possible to dissect a larger equilateral triangle into?

How many DIFFERENT quadrilaterals can be made by joining the dots on the 8-point circle?

This task looks at the different turns involved in different Olympic sports as a way of exploring the mathematics of turns and angles.

Can you make a spiral for yourself? Explore some different ways to create your own spiral pattern and explore differences between different spirals.

Choose the size of your pegboard and the shapes you can make. Can you work out the strategies needed to block your opponent?

Can you place the blocks so that you see the reflection in the picture?