Dominoes are easily my favorite math manipulative. I especially love introducing and teaching addition with dominoes. Not only is it a very concrete method that is easy for students to grasp, but it helps them practice their subitizing skills as well.BASIC ADDITIONThis download includes 9 domino addition sheets with growing difficulty level (+1, +2, +3, +4, +5, +6, +7, +8, +9).Students are challenged to fill in the "number bond" (or "part-part-whole") to match the domino. Next they need to fil