I shave every day, but my beard stays the same. What am I?

What does this Rebus Picture mean?

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

The following "Brain Bat" means Slow Down.
S
L
O
W

Using the same logic, can you tell us what does the following Brain Bat means ?
E
V
I
G

What does this rebus means ?

PROG WORKRESS

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

How many squares, of any size, can you find on this chessboard which do not contain a Rook?