What has one letter and starts with an E?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

What is the riddle which can be asked all day with a different correct answer each time.

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

I am white when I am dirty, and black when I am clean. What am I?

If an electric train is travelling south, then which way is the smoke going?

O_er_t_o_

Complete the missing letters of the given word.

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

One day, John and his friends were playing around. Jacob hit something with a Pin and it popped. John's dad came into the room that very moment, but he wasn't mad. In fact, he was smiling. What did Jacob hit?