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!!!

Can you find the missing piece of the Porsche?

What is so fragile that saying its name breaks it?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

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

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

What does this below rebus puzzle mean?

We can be boring,Or interesting.
We can be long,Or short.
We can have pictures,Or just words.
Many love us,But many also hate us.
What are we?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C