What does this rebus puzzle means ?

What has 88 keys?

Can you make a six-letter word using the letters N, A and B ?

What has 13 hearts but no other organs?

What four weights can be used to balance from 1 to 30 pounds?

Chef Andrea has to light the kitchen stoves to open her restaurant for the day. There are three stoves in the kitchen: A glass stove, a brick stove, and a wood stove. She only has one match. Which does she light up first?

Which letter of the alphabet has the most water?

What brings you down but never up?

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?

In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?