When I was eleven years old, it was a very good year, and I can remember my daily routine vividly. These were the years before I owned a Sony Playstation, and I used to venture to my friends house - everyday after school - to watch him play through Final...
Always be quick in dealing with levels! At first take your time to work out how to drop the pieces to complete it. Then when you know what you are doing go back and start the level over and do it as fast as possible.
Use the small reset button on the bottom right of the screen, this resets the clock and lets you start over.
Play the game, practice and you will soon be completing all the levels.