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

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 hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

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

I know a nine-letter word having only one vowel.
Do you ?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

Count the number of times the letter "F" appears in the following paragraph:

FAY FRIED FIFTY POUNDS OF
SALTED FISH AND THREE POUNDS
OF DRY FENNEL FOR DINNER FOR
FORTY MEMBERS OF HER FATHER'S FAMILY.

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

How can you write nineteen in a manner that if we take out one, it becomes twenty?