My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

A river should be crossed by a father, a mother and their two sons and two daughters.
There are some rules that should be followed while crossing the river. There can be only two people in the raft while crossing. The daughters cannot be with their father unless there is the presence of the mother. The sons cannot be with their mothers unless the father is present. Unless the guard is on the board, the criminals cannot be with any of the family members. Only the adults like the father, the guard, and the mother knows to use the raft.

How will they cross the river?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

Rearrange the letters in "new door" to make one word.

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

John was visiting his friend Jacob. He found out that his friend's wife had just killed a burglar in self-defense.
John asks Jacob about what happened and he told that "His wife was watching television when suddenly the bell rang. She thought that it is her husband Jacob but she found the burglar who attacked her instantly and she got so frightened that she killed the burglar immediately with the knife.
John asked the police to arrest his friend's wife. Why?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

What does this Rebus Picture means ?

A sundial has the fewest moving parts of any timepiece. Which has the most?