The Riddler

The Riddler is a weekly set of online puzzles and brain games by FiveThirtyEight.

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What Comes After 840? The Answer May Surprise You.

Edited by Oliver Roeder

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How Many Times A Day Is A Broken Clock Right?

Edited by Oliver Roeder

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Does Your Gift Card Still Have Free Drinks On It?

Edited by Oliver Roeder

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Can You Win A Spelling Bee If You Know 99 Percent Of The Words?

Edited by Oliver Roeder

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Can You Turn America’s Pastime Into A Game Of Yahtzee?

Edited by Oliver Roeder

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Get Perplexed With Some Games Of Hex

Edited by Oliver Roeder

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How Many Numbers Contain The Numbers Of Their Numbers?

Edited by Oliver Roeder

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You’re Home Alone. You Can Buy Zillions Of Video Game Cigarettes Or Beat Yourself At Bananagrams

Edited by Oliver Roeder

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Don’t Trust Anyone Older Than L

Edited by Oliver Roeder

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Come On Down And Escape The Maze

Edited by Oliver Roeder

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