There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

What does this below rebus puzzle mean?

What's the next in the series?

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

When it's bad luck to meet a black cat?

How many triangles can you find in this given picture?

Can you count the number of triangles in the given picture?

I am the fastest animal but cannot climb the tree. What am I?

Distances from you to certain cities are written below.

BERLIN 200 miles

PARIS 300 miles

ROME 400 milesAMSTERDAM 300 miles

CARDIFF ??? miles

How far should it be to Cardiff ?

What occurs twice in a week, once in a year but never in a day?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?