In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

What is the word or phrase?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Why do we preferably have round manhole covers and not square ones?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

I’m tall when I’m young, and I’m short when I’m old. What am I?

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

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?