How can you tell a raw egg from a hard-boiled egg?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

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?

Can you find a five letter word that is left with only two letters if one is removed?

What does this below rebus puzzle mean?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

A man was telling some of his war stories to his grandchildren.
"When the World War I was on the verge of end, I was awarded for my bravery for I had saved a group of my men." He coughed and then added, "When we were fighting in northern France, an enemy soldier threw a grenade at us. Before it could explode, I picked it up and threw it away. For my act of bravery, right before the war ended, A General gave me a sword engraved with the words "Awarded for Display of Bravery and Heroism in World War 1"."

Hearing this, one of the grandson spoke up. "Grandpa, this is not a true story. It can"t be true!"

The truth is that it was not. How did the grand children know it?

Count the number of balls in picture below: