| 1877 | (born, 10/13/77, Newark, IN) |
| 1878-96 | ? |
| 1896-97 | Teacher, Pottawatomie, KS |
| 1897-98 | Teacher, Warnego, KS |
| 1898-00 | Student, Kansas State Normal School, Emporia |
| 1900 | (received Elementary Diploma, 6?/00) |
| 1900-01 | Teacher, Herrington, KS |
| 1901-02 | ?, Herrington, KS, High School |
| 1902-03 | Principal, Las Vegas, NM |
| 1903 | Student, Summer session, Western Illinois State Normal School, Macomb |
| 1903-06 | Teacher, Macomb, IL, High School |
| 1905 | (received Latin Diploma, 5/05, from KS State Normal, Emporia) |
| 1906 | Student, Summer session, University of Illinois, Urbana |
| 1906-08 | Critic Teacher, Western Illinois State Normal School, Macomb |
| 1908-10 | Asst. Principal; Registrar, Western Illinois State Normal School, Macomb |
| 1910-11 | Student, Teachers College, Columbia University, New York |
| 1911-13 | Instructor, Teachers College, Columbia University, New York |
| 1913 | (married, 6/12/13, Spencer, IN) |
| 1913-16 | ? |
| 1916-24 | Instructor, Teachers College, Columbia University, New York |
| 1923 | Industrial Arts for Elementary Schools published by Macmillan |
| 1924 | (received Ph.D. from Teachers College) |
| 1924 | Changing Conceptions Relative to the Planning of Lessons published by Teachers College |
| 1924-34 | Asst. Prof., Teachers College, Columbia University, New York |
| 1929 | Teaching and Learning in the Elementary School published by Houghton Mifflin |
| 1934 | The Activity Movement, 33d NSSE yearbook, published |
| 1934-43 | Assoc. Prof., Teachers College, Columbia University, New York |
| 1938 | The Activity Concept: An Interpretation published by Macmillan |
| 1943 | (retired, 6/30/43) |
| 1944 | (died, 6/18/44, Chester Township, NJ) |