Can you name four days which start with the letter 'T'?

What is the next number in this matchsticks series riddle?

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?

What has one eye, but can’t see?

Which of the below owl is odd one out?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

what's the probability of getting a king or a queen from a pack of 52 cards?

Which is heavier: a ton of bricks or a ton of feathers?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?