Which carrer is better for me Chemical engineering, Mechanical eng. or Electrical eng.?

I have been taking stuff apart for as long as you can remember? I am fascinated by how things work? I am good at science and math. Which carrer has better work oppurtunities, better salary, and smooth life. Please try to provide me some of the universities that are moderate with money and also offering schloarships in US(any part) or UK(somewhere near Leeds).