Thursday Morning Riddle
Thursday, March 13th, 2008I’m a note with no paper, a key with no lock;
I’m a movie for kids; or a string to play Bach;
I am low on the lift; and a razor in stock;
In the front, I’m a billion – in back, I’m a block!
Who am I?
UPDATE: Riddle solved by Annalisa. See comments for answer.