Access to Friedrich Fröbel's essential writings continues to be a challenge for non-German-speaking scholarship. Many essential writings have never been translated, and existing translations are outdated. This article discusses the challenges of translating Fröbel by translating and analyzing one of the essential letters during the establishment of kindergarten. The article demonstrates the benefits of such modern translations by translating essential parts and arguments of this letter. Furthermore, the article discusses key ideas and terms of Fröbel's pedagogy of kindergarten and play by comparing key passages from the letter with Fröbel's general concept, as outlined in his various writings on kindergarten.