One evening Harold decided to go for a walk in the moonlight. But
there wasn't any moon, and Harold needed a moon for a walk in the
moonlight. Fortunately, he had brought his purple crayon. So he drew a
moon. He also needed something to walk on. So he drew a path...
And
thus begins one of the most imaginative and enchanting adventures in
all of children's books. The creative concept behind this beloved story
has intrigued children and kept them absorbed for generations, as page
by page unfolds the dramatic and clever adventures of Harold and his
purple crayon.