There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

A pregnant woman is preparing to name her seventh child. Her children's names so far are Dominique, Regis, Michelle, Fawn, Sophie, and Lara. What will she name her next child -- Jessica, Katie, Abby or Tilly?

Which letter of the alphabet has the most water?

You need to move three matchsticks to form three squares. Can you do it?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?

what does the below math rebus puzzle mean?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Why do we preferably have round manhole covers and not square ones?