The more it dries, the wetter it becomes. Can you tell what it is?

Move four matchsticks to the below square to form three squares?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Why is a river so rich ?

I shave every day, but my beard stays the same. What am I?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

How is a fly different from a mosquito?

Using Only Five 5's and any mathematical operator make sum as 37