Ever heard of a magic square? How about 17 quintillion magic squares? In this episode, Pete and Noah explore these fascinating mathematical objects to find out more about them. Join in the fun as we look at examples of centuries-old magic squares, and investigate the fascinating connections they share with some modern day puzzles.

• The Sagrada Familía magic square

• The Durer magic square

• Our Rubik's Cube symmetry video

• Play Sudoku

• Play KenKen

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