These cards are intended to be used with Addition BONGO facts 1-18. Print off cards onto card stock, cut apart, laminate and cut apart again. The players make a 5 x 5 square on their game board. The adult in charge calls out an addition problem. The students figure it out in their heads and mark the answer on their game board, The player is a winner when they get five in a row either across, down or diagonally, These cards can be used for other games as needed.