This product can be used alongside a regular 5 columned bingo card (picked up from the dollar store and laminated) or your own printed cards and if you are looking for even more fun you can print blank BINGO cards and ask student to fill their own cards in! (You can purchase from my store). Each slide will give a sum, the students must work out the answer and see if they have it on their bingo cards, the column letter is given to them to make it easier. Each column increases by 15 e.g. B 1-15, I