GEISLEDEN, Germany -- Focused and deliberate, Tamara, age 12, puts her fountain pen to paper and begins to write, forming a script full of sweeping curves and flourishes, but also sharp angles. What she has written could hardly be farther from "chicken scratch," and every word is in German. Yet hardly anyone who knows German will be able to decipher it, let alone reproduce it themselves. It is Sütterlin. The graphic artist Ludwig Sütterlin developed this script starting in 1911. He was commissioned by the Prussian Ministry of Culture, based on the German Kurrent script that had been in common...