Thomas Edison is the perfect example, he kept running experiments till he found the perfect outcome.
Focused
Disciplined
Makes connections with other information already learned.
"I have not failed. I've just found 10,000 ways that won't work" -Edison
Those a-ah moments.
Requires quite time to come up with insights
Comes after a period of reflection or deep thought
Usually is personal and not shared with others
Like Newton learning about gravity from falling apples. This type of creativity requires you to forget about the project or problem at hand and work on something else.
Allows the unconscious part of the brain to work
Removes it from conscious awareness for a short period
Doing something completely unrelated will allow your prefrontal cortex to connect information in new ways.
Happens mostly when the brain is at rest, its the creativity of great artist and musicians .
Can be powerful creative moments
No knowledge required
Skill in certain areas are needed (writing, musical, artistic)