There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

There were two grandmothers and their two granddaughters.
There were two husbands and their two wives.
There were two fathers and their two daughters.
There were two mothers and their two sons.
There were two maidens and their two mothers.
There were two sisters and their two brothers.
Yet there are only six, who are buried here,
All are born legitimate and relationships clear.
How can this happen?

How could a baby fall out of a twenty-story building onto the ground and live?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

what does this picture(rebus) riddle means ?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Can you write down eight eights so that they add up to one thousand?