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5,735,459 results
One hundred green-eyed logicians have been imprisoned on an island by a mad dictator. Their only hope for freedom lies in the ...
15,129,698 views
9 years ago
Four friends claim they have been wrongly imprisoned. They are not criminals but mere harmless logicians! The warden says, "If ...
720,525 views
8 months ago
From http://www.Logic-Puzzles.org Watch as we solve a logic puzzle from start to finish, showing some of the more common ...
190,680 views
15 years ago
An evil logician takes Alice and Bob captive. They have a chance to escape if they can deduce the total number of trees in the ...
2,369,819 views
8 years ago
How smart are you? These puzzles are simple enough to be solved over your coffee break. And tricky enough to stump you for ...
8,837,725 views
6 years ago
The 17th annual Brazilian Olympiad featured an incredibly tricky logic puzzle that went viral on social media. Thanks to Guilherme ...
2,709,812 views
2 years ago
··· Special thanks to Patreon supporters: RayJ Johnson, Brian Busbee, Jerome Barakos M.D., Amadeo Bee, Julian Lee, ...
14,246,840 views
1 year ago
Simple logic puzzle example illustrating the basic techniques to solve. Please see www.ifpthenq.net for more info and online ...
78,551 views
11 years ago
https://play.google.com/store/apps/details?id=com.brennerd.grid_puzzle.hashi Hashi is a challenging logic puzzle. Connect the ...
16 views
1 day ago
How logical are you? This simple riddle is challenging for most people, and even mathematicians as a whole struggle to solve it.
568,479 views
10 months ago
The world's best AI cannot solve this simple question! Can you figure it out? Four glasses are in a row face up. What's the ...
288,870 views
3 months ago
Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas! If you buy from the ...
412,564 views
-- Smuggling yourself aboard the rogue submarine was the easy part. Hacking into the nuclear missile launch override — a little ...
1,412,811 views
... Raymond Smullyan, and popularized by his colleague George Boolos, this riddle has been called the hardest logic puzzle ever.
12,768,525 views
7 years ago
Scientists have proven that riddles help you boost your thinking abilities and improve your attention span. Are you ready to solve ...
3,656,180 views
This is one of those brain teasers that sounds like it's impossible to solve but you can work through it (like the logic puzzle of ...
920,238 views
There are 25 mechanical horses and a single racetrack. Each horse completes the track in a pre-programmed time, and the ...
7,529,485 views
Alice, Bob, Charlie are one of spy, truth-teller, and liar. Each one makes a statement and you have to determine which one Charlie ...
167,909 views
4 months ago
Alice and Bob are secretly told consecutive numbers, but neither knows the other person's number. They cannot communicate or ...
372,725 views
This problem is adapted from an Oxford University admissions question. They say if you can solve this in your head, you are a ...
6,818,808 views