Walk through the Illustration Process for Children's Books
Start with black and white pencil sketches.
Tim Bowers, like most illustrators, has a three-prong process with pencil sketches. He starts with black-and-white pencil sketches.
Depending on the art director and editor’s reaction to the sketch, Tim may be given the go-ahead, or he may be given change notes and then allowed to proceed to step two: pencils.