Identifying Shapes and Their Properties

Are these statements relating to calculation and properties of shapes always true, sometimes true or never true?

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?

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?

How many different triangles can you draw which each have one dot in the middle?

Can you create symmetrical designs by cutting a square into strips?

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?

Here is a selection of different shapes. Can you work out which ones are triangles, and why?

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

In this activity, shapes can be arranged by changing either the colour or the shape each time. Can you find a way to do it?

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