This Kindergarten: Operations and Algebraic Thinking K.OA.4 lesson plan also includes:
Make addition a game with this basic 10-frame lesson, which includes a template for the cards used in an interactive math game. The cards are simple 10-frames, numbered 1-9, each with the corresponding boxes filled in. Partners take turns examining five cards and choosing two which add up to 10. Adjust the requirements and even number of cards with learner ability. Tip: If you laminate these cards, you could bring this game out and use it during free time throughout the year.