Creative thinking can be done a right way or a wrong way.
The old approach is to brainstorm, trying to suck ideas from your head. It uses the brain as the primary source of ideas as if it were a library.
A different approach is to use stimulii to tap unexplored corners of your imagination and make it fun!
Look at the 3 examples you can use right away:
Click Here For 3 Creative Thinking Brain Programs