There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Complete the table series riddle by finding the number that can replace "??".

You see me once in June, twice in November, and not at all in May. What am I?

Which number should replace the question mark?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

I am a five-letter word and people eat me. If you remove the first letter I become an energy form. If you remove the first two letters, I am needed to live. Scramble the last three letters and I am a drink. What word am I?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Why despite killing dozens of people Charley and Wilma were not punished?

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?