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

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?

What is more useful when it is broken?

What does below chemistry rebus means?

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

I can write cow in 13 letters.

Can You?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?