These addition logic puzzles feature 3 x 3 Magic Squares and Magic Triangles and will have your students doing some serious math, while having fun with the math puzzles at the same time. Win-win! These are challenging and provide for lots of logical thinking. I've used these puzzles with students in Grades 1 - 5, and they're always fun. Laminate these cards (or put them inside a plastic sleeve) and allow your students to write on them so they can erase often and try again. Or, give students num