What has no start, end, or centre?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Can you count the number of squares in the given picture?

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

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?