【How-to】What is john comenius known for

Friedrich Froebel, Froebel also spelled Fröbel, in full Friedrich Wilhelm August Froebel, (born April 21, 1782, Oberweissbach, Thuringia, Ernestine Saxony [now in Germany]—died June 21, 1852, Marienthal, near Bad Liebenstein, Thuringia), German educator who was founder of the kindergarten and one of the most …