Logic riddles: The paradox of the blue-eyed islanders

Some problems with an apparently logical solution can suddenly reveal a different angle that poses new challenges

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Girl black hair and blue eyes hi-res stock photography and images

Girl black hair and blue eyes hi-res stock photography and images

Wird man in der Versicherung bei einem Steinschlag hochgestuft

Wird man in der Versicherung bei einem Steinschlag hochgestuft

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Logic riddles: The paradox of the blue-eyed islanders, blue eye

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