Learning card block in a portrait or landscape format for a learning program comprises plastic material structured by pressure, heat, embossing and/or punching

摘要

Learning card block in a portrait or landscape format comprises plastic material structured by pressure, heat, embossing and/or punching. The material is divided into smaller DIN formats or non-DIN formats by perforation. Preferred Features: Ring-bound blocks glued or provided with a support in A4, A5 or A6 format are provided.