Coloring and drawing improves fine motor skills, encourages focus, and nurtures creativity. It is fun and make us happy! This book is created by creator of this Channel, Lily Grace, it is available at 2 sizes : 8.5"x 8.5" big size :
https://amzn.to/3SZIPzU
6"x6" pocket size :
https://amzn.to/3YXN7Ma