A magic square is a square grid of numbers where every row, every column, and both long diagonals all add up to the exact same total.
People have studied magic squares for hundreds of years. They appear in old puzzles, art, and even stories about magic and hidden knowledge.
In this famous 3×3 magic square, every row, column, and diagonal adds up to 15.
| 8 | 1 | 6 |
| 3 | 5 | 7 |
| 4 | 9 | 2 |
Below is a partly completed 5×5 magic square using the numbers 1 through 25. Every row, column, and diagonal should add up to 65. Can you fill in the missing spaces?
| 11 | ? | ? | 23 | 17 |
| ? | 12 | 6 | ? | 24 |
| ? | ? | ? | ? | 1 |
| 2 | 21 | ? | 14 | ? |
| 9 | ? | ? | 16 | ? |