If this program does not load you could try the Flash version
You will need five cards. On the cards write the letters P E S T O
P stands for 'Prime', E is 'Even', S is 'Square', T is 'Triangular' and O 'Odd'.
When a number appears hold up the cards that describe it.
This is a visual aid designed to be projected onto a whiteboard for whole class exposition. It does not need to be an interactive whiteboard.
Vary the speed to match the abilities of your students. Use the freeze button on the projector to talk about a particular number.
Do you have any comments? It is always useful to receive feedback and helps make this free resource even more useful for those learning Mathematics anywhere in the world. Click here to enter your comments.