- Looking to pick up the whole set? You’re in the right spot! This book bundle includes all 11 books in the series and is the perfect way to help your little one get introduced to math in a fun and engaging way. “Not Dan” has a magical way to get math across through stories and interactions with many jungle friends, and in this book bundle bargain, you get to meet them all! Fully illustrated by Eric J. Carter and full of detail to keep kids entertained and educated! Enjoy!