The Riddler

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

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Can You Win At Tetris? Can You Save A Species?

Edited by Oliver Roeder

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Can You Time The Stoplight Just Right?

Edited by Oliver Roeder

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How Long Will It Take To Blow Out The Birthday Candles?

Edited by Oliver Roeder

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Don’t Throw Out That Calendar!

Edited by Oliver Roeder

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Can You Deal With These Card Game Puzzles?

Edited by Oliver Roeder

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Build Your Own Death Star And Defeat The Stormtroopers

Edited by Oliver Roeder

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Everything’s Mixed Up. Can You Sort It All Out?

Edited by Oliver Roeder

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How Much Gold Would Push You Into A War?

Edited by Oliver Roeder

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Can You Unmask The Secret Santas?

Edited by Oliver Roeder

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The Puzzle Of The Lonesome King

Edited by Oliver Roeder

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