Shapes

This challenge invites you to create your own picture using just straight lines. Can you identify shapes with the same number of sides and decorate them in the same way?

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.

The computer has made a rectangle and will tell you the number of spots it uses in total. Can you find out where the rectangle is?

Sara and Will were sorting some pictures of shapes on cards. "I'll collect the circles," said Sara. "I'll take the red ones," answered Will. Can you see any cards they would both want?

Shapes are added to other shapes. Can you see what is happening? What is the rule?

Vincent and Tara are making triangles with the class construction set. They have a pile of strips of different lengths. How many different triangles can they make?

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?

We have a box of cubes, triangular prisms, cones, cuboids, cylinders and tetrahedrons. Which of the buildings would fall down if we tried to make them?

Make a chair and table out of interlocking cubes, making sure that the chair fits under the table!

Can you sort these triangles into three different families and explain how you did it?

Explore ways of colouring this set of triangles. Can you make symmetrical patterns?

Arrange the shapes in a line so that you change either colour or shape in the next piece along. Can you find several ways to start with a blue triangle and end with a red circle?

How many balls of modelling clay and how many straws does it take to make these skeleton shapes?

Can you split each of the shapes below in half so that the two parts are exactly the same?

Here are shadows of some 3D shapes. What shapes could have made them?

Complete the squares - but be warned some are trickier than they look!

Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.