You may also like

problem icon


This activity investigates how you might make squares and pentominoes from Polydron.

problem icon

A Cartesian Puzzle

Find the missing coordinates which will form these eight quadrilaterals. These coordinates themselves will then form a shape with rotational and line symmetry.

problem icon

Symmetry Challenge

Systematically explore the range of symmetric designs that can be created by shading parts of the motif below. Use normal square lattice paper to record your results.

Coordinate Challenge

Stage: 2 Challenge Level: Challenge Level:1

Here is a grid:

grid with x from 0-4 and y from 0-3

Can you position these ten letters in their correct places according to the eight clues below?

letters A, B, C, D, E, P, S, X, Y, Z
letters P, S, X, Y, Z


The letters at $(1, 1),$ $(1, 2)$ and $(1, 3)$ are all symmetrical about a vertical line.

The letter at $(4, 2)$ is not symmetrical in any way.

The letters at $(1, 1),$ $(2, 1)$ and $(3, 1)$ are symmetrical about a horizontal line.

The letters at $(0, 2),$ $(2, 0)$ have rotational symmetry.

The letter at $(3, 1)$ consists of just straight lines.

The letters at $(3, 3)$ and $(2, 0)$ consist of just curved lines.

The letters at $(3, 3),$ $(3, 2)$ and $(3, 1)$ are consecutive in the alphabet.

The letters at $(0, 2)$ and $(1, 2)$ are at the two ends of the alphabet.

You could use this interactivity to try out your ideas.

Full Screen Version
This text is usually replaced by the Flash movie.