Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?

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?

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

What does this rebus puzzle means ?