Why do we preferably have round manhole covers and not square ones?

You need to move three matchsticks to form three squares. Can you do it?

Role Action
Block Prevents the target player from acting
Redirect Change target player target.
Save Protects the target player from death.
Seer Sees all actions that occurred
Murderer Kills the target player

The following five players are playing:

Andy
Brian
Chris
Daniel
Fred

You are Andy the Seer and you saw the following things:
a) Brian was redirected to Chris.
b) Chris was blocked.
c) Daniel was killed.

Who is the murderer then?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

What is the fastest way to double your money?

What does the below rebus puzzle mean?

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).

An old Woman left INR 33,333 to be divided equally among two fathers and two sons and each was to receive INR 11,111.
How was this possible?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

I can be cracked, made, told, and played. What am I?