What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

What has a bottom at the top?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

What is the last thing you take off before bed?

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

How many words can a pen with half refill write?