Cristina was born in 1888. She just had her 30th birthday today how did that happen?

What happened when the wheel was invented?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Which part of London exists in France as well ?

Whats the next number in the below number sequence pattern.

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

I am 5 letters long.
My first two tell you who I am
My first 3 could be a medicine
My last three reversed could be a young boy.
My 4th, 3rd and 2nd in that order could be a fruit drink.
If you have me you may hang me round your neck
WHAT AM I ?