Find The Twins. Which two are exactly alike? Videos that provide viewers with brain teasers/mental puzzles.
Liar Truth teller Brain Teaser
How to get correct advice when you can only ask one question from either a liar or a truthteller (when you don’t know who is what)
Toggler Brain Teaser
Separating the truthteller from the togglers!
Alien Abduction Brain Teaser
Saving Earth from becoming a mushroom farm.
Brain Teaser: Blue Forehead Room
What happens when 100 perfect logicians have to figure out if they each have a blue forehead?
Blue Forehead Room Solution
Do not watch before Blue Forehead Room. THIS IS THE SOLUTION!
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