The ladder and box problem - a classic challenge!
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10:45
Very few people can solve. Which martini glass is closest to 1/2 full?
![](https://i.ytimg.com/vi/HEfHFsfGXjs/mqdefault.jpg)
5:13
Bir sayma bulmacasının en beklenmedik cevabı
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12:26
Internet shocked by teacher's mistake
![](https://i.ytimg.com/vi/tpLLst4-3fw/mqdefault.jpg)
8:11
7 Riddles That Will Test Your Brain Power
![](https://i.ytimg.com/vi/Y7hm0Xeicus/mqdefault.jpg)
11:16
The Game You Can't Win
![](https://i.ytimg.com/vi/T9xsTO6ujqM/mqdefault.jpg)
24:20
This Ball is Impossible to Hit
![](https://i.ytimg.com/vi/hk9c7sJ08Bg/mqdefault.jpg)
5:49
Can you solve the cheating royal riddle? - Dan Katz
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8:12