I decided to make some anchor charts for addition and subtraction key words. I got the idea from Jodi at Fun in First (she has really great ideas... if you haven't checked out her blog, you NEED to). Here is the addition chart (I love how it is shaped like an addition sign): After downloading both documents, print on card stock, arrange nicely on addition/subtraction shaped posters, and laminate.
Also on these boards
Addition fact flashcards that come with a printable, easy-fold box for each addition fact. Print out the facts that you are reviewing for the week, use them as math centers, or send home a box with a student that needs extra review. Convenient addition fact review