1. The Origin and Development of Elementary School Science, Scott, Foresman and Company, Chicago, 1941.
2. Natural Science Education in the German Elementary Schools, Bureau of Publications, Teachers College, Columbia University, Contributions to Education, No. 445, New York, 1930.
3. The thirty-first yearbook and twenty years of elementary science
4. Pestalozzi: His Life, Work and Influence, Wilson, Hinkle and Co., Cincinnati, 1875, pp. 162–164.