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

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

How many letters are in the alphabet?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

O_er_t_o_

Complete the missing letters of the given word.

Can you write down eight eights so that they add up to one thousand?

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

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