Will you want full page spreads for your children's book or a couple of smaller illustrations per page? (bookcovercafe.com)
The book is a complete package, with small illustrations in black and white of flies, rats and poison. (bookbrowse.com)
We made small illustrations, then took pictures of them with the iPads and uploaded them into our «I Wonder books» on Book Creator, so our illustrations were our own. (bookcreator.com)