How can I Improve my problem solving skills using my mind only?
Complete your school work.
Do more than the assigned coursework.
Think about real life problems, and try to find logical solutions.
Work on stating answers and problems as precisely as you can.
Take a programming course, a encryption course, or an algorithms course (if available).
Try to solve problems here in the Physics Forum.
Read a Problem Solving Skills Book.
Try to teach yourself a subject.
Learn to play a musical instrument.
Try Mensa puzzles.
What is Mensa puzzles?
Halls once said to me: "It's always a good thing to check on google" or sth like this, i cannot remember the exact words!
.... And write more descriptive thread titles.
Separate names with a comma.