Self-publishing books with colored illustrations can, indeed, be costly. John, a few years ago my husband published a children's book. We had to hire an illustrator which, of course, you won't be doing. We then published it on Amazon, using their CreateSpace program. Here is a link to the costs: https://www.createspace.com/Products/Book/Royalties.jspThanks, Val! Hi, yourself! Hope all is well.