I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?

What has 13 hearts but no other organs?

I have teeth but i don't bite. Who Am I ?

Which is heavier: a ton of bricks or a ton of feathers?

A high school has a strange principal. On the first day, he has his students perform an odd opening day ceremony:

There are one thousand lockers and one thousand students in the school. The principal asks the first student to go to every locker and open it. Then he has the second student go to every second locker and close it. The third goes to every third locker and, if it is closed, he opens it, and if it is open, he closes it. The fourth student does this to every fourth locker, and so on. After the process is completed with the thousandth student, how many lockers are open?

What has lots of eyes, but can’t see?

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

How can this be possible?