This is a great game to have students work in pairs in. You can print these out and have them laminated if you'd like for long term use. Students will have to come up with as many equations as possible. You can either give them the choice of using the addition, subtraction, division or multiplication card (or have them try them all) - depending on which grade you are using this for. You can either have students individually create the equation and have their partner answer it, or have each per