Who is that with a neck and no head, two arms and no hands? What is it?

Count the squares in the matchstick puzzle below?

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?

What is the next number in this series?

4,12,84,3612....

Identify the 10 differences between the two given pictures.

If it took eight men ten hours to build a wall, how long would it take four men to build it?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

You can see three almost identical images below. Can you spot the odd one out from them?

Do you know who was buried in John's tomb?