An author-illustrated story about a 14-year-old boy named Mwalimu, the youngest child, the 27th born, among eighteen boys and nine girls. With 27 children interacting in this large family, the result is a story that is great fun, with lots of lessons for learning. So fun and educational is this family story that all the siblings told their youngest brother, Mwalimu, to write it in a book. This is the English-only edition. A Swahili-English edition is available for Swahili readers or others who want to learn Swahili.