To develop your career you should career consultancy. You can opt for those fields in which you are interested. To improve your knowledge you should make a habit to read newspaper daily. It will improve your knowledge you can also take help of Google. Following are some tips which will help you in increasing your knowledge:

Read any English language newspaper aloud and slowly
Find some children's books.
Prepare your own dictionary of words
Read Challenging Books
Find a mentor or supervisor to help you develop and build your skills
Attend workshops, seminars and skills refresher courses
Reading self-improvement books
Participating in any free staff training workshops provided by your employer
Getting involved in community programs, sports and after hours activities that improve transferable skills