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Which times on a digital clock have a line of symmetry? Which look the same upside-down? You might like to try this investigation and find out!

Transformation Tease

What are the coordinates of this shape after it has been transformed in the ways described? Compare these with the original coordinates. What do you notice about the numbers?

Penta Play

A shape and space game for 2, 3 or 4 players. Be the last person to be able to place a pentomino piece on the playing board.


Age 7 to 11
Challenge Level
Where is the hour hand pointing?
Where is the minute hand pointing?
If you draw your solutions on a clock face, you could check them in a mirror! You could print off this sheet which has the problem clocks and some blank clock faces. You may prefer this sheet which is just blank clocks.