What is the next number in the series?

15 29 56 108 208 ?

We can be boring,Or interesting.
We can be long,Or short.
We can have pictures,Or just words.
Many love us,But many also hate us.
What are we?

Solve the counting riddle by identifying the number of triangles in the given picture.

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

How can you make a TV, a bed, a dog, and a car liquid?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

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

What goes through cities and fields, but never moves?