What occurs twice in a week, once in a year but never in a day?

Can you find the thief by just looking at the picture below?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

You need to arrange three 7 and mathematical symbols to form number 1?

Peter wakes up daily to pick up his cycle and crosses the border between Spain and France daily with a bag on his shoulder. He is investigated daily by the officials but they don't find anything suspicious.

If we tell you that he is smuggling something what would it be?

our enemy challenges you to play Russian Roulette with a 6-cylinder pistol (meaning it has room for 6 bullets). He puts 2 bullets into the gun in consecutive slots, and leaves the next four slots blank. He spins the barrel and hands you the gun. You point the gun at yourself and pull the trigger. It doesn't go off. Your enemy tells you that you need to pull the trigger one more time, and that you can choose to either spin the barrel at random, or not, before pulling the trigger again. Spinning the barrel will position the barrel in a random position.

Assuming you'd like to live, should you spin the barrel or not before pulling the trigger again?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

What number should come in place of the question mark below?

I’m tall when I’m young, and I’m short when I’m old. What am I?

What's a single-digit number with no value?