Manos and Elli, our two friends, embark on their exciting journey to Numberland, the renowned land of numbers and shapes! They are accompanied by the most special company: Mina the cat, Simoun the raccoon, and, of course, all of you, our little friends!

An original educational book, richly illustrated, that helps first-grade students become familiar with the basic mathematical rules.

The book follows the structure of the school textbook and includes:
- Detailed theory, which is presented through many images in a simple and pleasant way