'The Watercolor Painter's Problem Book' by T. Schulte is a comprehensive guide for artists seeking to overcome common challenges in watercolor painting. With practical solutions and detailed instructions, this book is a valuable resource for painters of all levels.

'Watercolor Basics' by Butch Krieger is the ultimate guide for beginners eager to dive into watercolor painting. Covering essential techniques and materials, this book is a treasure trove of knowledge and inspiration for aspiring artists.