TED-ED: How many ways can you arrange a deck of cards? - Yannay Khaikin

The video explores the concept of permutations and factorials using a 52-card deck as an example. It explains how a shuffled deck likely represents a unique arrangement never seen before, due to the vast number of possible permutations. The video introduces permutations with a simple seating example and explains factorials, a mathematical concept used to calculate permutations. It highlights the enormity of 52 factorial, illustrating its magnitude by comparing it to the age of the universe and the number of atoms on Earth.

What new insight or understanding did you gain from this video?