What can you deduce from the following BrainBat?

CRY
LMKI

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

The more you take me, the more you leave me behind.
Who Am I?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

What happened when the wheel was invented?

What is the difference between a jeweller and a jailer?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

Imagine you are in a room with no windows or doors. How will you get out?

Be active and find the killer in the picture Riddle below.