The workbook "Mathematics with Lilli 2" offers a comprehensive collection of tasks and exercises specifically designed for mathematics instruction in elementary school. It is aimed at learners who wish to deepen and solidify their mathematical skills. The content is structured in a way that is suitable for both classroom use and independent learning. The clear organization and diverse exercise formats promote the understanding and application of mathematical concepts. The book is written in German and provides an engaging and motivating learning environment for students. The second edition from 2017 ensures that the content is current and relevant.