These addition logic puzzles feature 3x3 and 4x4 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. These are challenging and provide for lots of logical thinking. I've used these puzzles with students in Grades 2nd-5th, For the Magic Square puzzles, students fill in the addends so that every row, column, and diagonal equals the Magic Sum. For the Magic Triangle puzzles, they fill in the addends so that