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

• Leave us a voice message

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Questions Answered in the Episode: • What are mathematical magic squares, and how are they put together? • What is the magic constant for a normal magic square of order n? • What are some puzzles that are related to magic squares?