What is so fragile that saying its name breaks it?

What has 88 keys?

Look at the picture and find out which square is not linked with any of the other squares.

You are given four tennis balls and asked to arrange those balls in a manner that the distance between each one of them is exactly equal. How will you do it?

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?

Alex opened 24 presents
Jonah opened 8 presents
Clara opened 1 present

Can you find out how many presents were opened by Candy?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?

Make a sentence consisting of three words that have the whole alphabet.

If you say my name, I will no longer exist. What am I?