Before Mount Everest was discovered, what was the highest mountain in the world?

How can one talk without saying a single word?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

Sherlock breaks into a crime scene. The victim is the owner who is slumped dead on a chair and have a bullet hole in his head. A gun lies on the floor and a cassette recorder is found on the table. On pressing the play button, Sherlock hears the message 'I have committed sins in my life and now I offer my soul to the great Lord' and followed a gunshot Sherlock smiles and informed the police that's its a murder.

Why did he think so?

A man started to town with a fox, a goose, and a sack of corn. He came to a stream which he had to cross in a tiny boat. He could only take one across at a time. He could not leave the fox alone with the goose or the goose alone with the corn. How did he get them all safely over the stream?

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

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

I left my campsite and hiked south for 3 miles. Then I turned east and hiked for 3 miles. I then turned north and hiked for 3 miles, at which time I came upon a bear inside my tent eating my food! What colour was the bear?

Replace the question mark in the picture below.