Either there is a mirror in front of the wall, or...The answer is C because he knew that D didn't answer right away so that meant C didn't have the same color hat as B or D would know what color he had, so C knew he had a different color hat than B
These murder riddles would be fun with older kits on a car trip, camping trip, or anywhere. Probably best with older kids, obviously, given the subject: 11 Murder Mystery Riddles. Can You Solve Them All?
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