The Disappearing Bicyclist by chess player Sam Loyd who was born in 1841. In position A you see 13 boys but in position B you only see 12. Where did the missing boy go?
The Disappearing Bicyclist by chess player Sam Loyd who was born in 1841. In position A you see 13 boys but in position B you only see 12. Where did the missing boy go?
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