Learning arithmetic with the 20 arithmetic frame:

Diverse exercises for building number concepts and non-counting calculations within the number range up to 20.

Students first learn a consistent handling and the five/ten structure of the teaching tool, enabling them to grasp numbers 'at a glance' and represent them 'with a finger movement.' Connections and relationships between numbers and tasks are developed and utilized for performing additions and subtractions using non-counting calculation strategies.

The workbook, together with the workbook 'Learning to Calculate with the 20-Frame: Quantities, Numbers, Structures,' covers the arithmetic content of the first school year. They are suitable for whole-class instruction as well as for the individual support of specific children.

Content: 64 pages each, A4, full-color, with an introduction, 4 chapters with tasks, and '5-Minute Exercises' for in-depth work.

Suitable for: 1st grade, remedial teaching.