The learning package "Flex and Flo 2nd Edition 2014" from Diesterweg offers a comprehensive collection of topic booklets specifically designed for classroom instruction. It includes materials on fundamental mathematical concepts such as addition, subtraction, multiplication, and division, as well as geometry and practical arithmetic. These topic booklets are intended to provide students with a deeper understanding of mathematics and to enhance their skills in various areas. The materials are designed as consumables, meaning they are intended for one-time use in the classroom. The presentation of the content is pedagogically sound, aimed at supporting the learning process and increasing student motivation. The use of these materials can be beneficial both in class and for independent learning at home.