New Pygarion Numa-Kasten + Textbook Set This is a set of the popular Pygarion educational material "Numa-Kasten" and textbooks. Textbook: New Numa-Kasten: New 25 pieces + 5 pieces - Recommended for children who want to learn the basics of arithmetic in a fun way. - Perfect for home learning and early childhood education. - A ready-to-use set. Please understand that there may be minor scratches due to home storage. Instant purchase OK. I have two sets, so this one is unused.