The "Handwriting Without Tears Letters & Numbers" is a new book published in 2018 aimed at young adults, ages 4-8, and adults interested in education and homeschooling. The nonfiction book, featuring large print and illustrations, focuses on the topics of school, education, and kindergarten. With a total of 168 pages, this paperback book written by mixed authors, including Jan Z. Olsen, provides a comprehensive guide to handwriting and numbers for various age groups in a user-friendly format.