The Adventures of Nurse Nicole; Wash Your Hands, which is an step by step guide book. (Green Book) Nurse Nicole's three children come visit her at the school of nursing. Wash Your Hands explains the first skill Nurse Nicole's' teaches her children and her nursing students. Parents can use this book for bedtime stories and/or to explain a how hand washing can prevent germs. This colorful picture book is 28 pages and is for ages 3+. Dr. Nicole Brown autographs all books.