What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

A letter is hidden in the image in plain sight. Can you spot it in 6 seconds? Test your eye power now!

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

John was piloting a plane behind a car but was never able to overtake it. Why?

Kids with the most attentive eyes can spot a different watermelon in 4 seconds. Can you? Test your eyes now!

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

Readers with the eyes of a hunter can find the snake in the field. Can you? Test your puzzle-solving skills now!

Select from the four options below!

a) Geneva, Switzerland
b) New York City, USA
c) Paris, France
d) London, England

The ultimate seek-and-find challenge! Can you unearth the hidden boot amongst the sheep in our shearing salon? Put your skills to the test!