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

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

I am dry when I go inside, but wet when I am pulled outside.
The longer I am inside, the stronger I get
When I am completely out, I am wet and I literally sag
Who am I?

Why 1729 is a magic number? Answer Logically.

If six children and two dogs were under an umbrella, how come none of them got wet?

How many letters are in the alphabet?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

How can you take 2 from 5 and leave 4?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?