The "A Little Spot of Feelings 8 Book Box Set" by Diane Alber Art LLC is a trade paperback collection specifically designed for a juvenile audience. With illustrations by the author herself, this series aims to explore various emotional topics in a engaging and accessible way for young readers. Published in 2021, the books in this box set are written in English and fall under the genre of juvenile fiction, making them an ideal resource for discussing feelings and emotions with children.