Here's a set of 3 posters that give examples of multi-digit multiplication strategies, including the traditional algorithm, partial products, and lattice.
This poster aligns the words kids see in word problems with the Math operations they represent. It has helped my students translate word problems into equations that are easily solved.
Math Geeks and Math Teachers, here is a visually appealing poster for your classroom, office, or home of the divisibility rules.
Fractions, Decimals And Percentages Poster: I want to remake this into my own class-made anchor chart.