Gold: outer cube · Cyan: inner cube
Outer face 1 · magic sum 147
Outer face 1 · magic sum 147
The outer and inner cubes rotate independently. Each face carries a complete 3×3 magic square; select a face on the right to inspect its nine numbers. All twelve use the integers 1–108 exactly once.
OUTER CUBE · SIX MAGIC SQUARES
INNER CUBE · SIX MAGIC SQUARES
Every row, column and diagonal has this sum.