Abby & Holly Book Series by Janice Spina
OUR READERS TO DATE: 1,680 Abby & Holly 6 Book Series.MG/PT BOOKS FOR 10+Middle-Grade/Preteen/Teens/Young Adults Abby & Holly: School Dance by Janice Spina. Abby & Holly Book 1. These two girls were first introduced in Book 5 of the Davey & Derek Junior Detectives Series. The girls are first cousins… Continue reading