What has to be broken before you can use it?

What can you deduce from the following BrainBat?

CRY
LMKI

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?

If an electric train is travelling south, then which way is the smoke going?

Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?