| ★ | Think Like a Historian: Continuity and Change Over Time with Bettina Dolinsek | | 10 | Estados Unidos | |
| 19 | Iowa History 101: The Hollander Fires and the Black Hand: A Clash of Cultures | | 157 | Estados Unidos | 82 |
| 7 | Iowa History 101: Intro to Resources at the State Historical Society of Iowa’s Research Centers | | 140 | Estados Unidos | 83 |
| 13 | Iowa History 101: A Common Life: A Voice from the Progressive Era | | 84 | Estados Unidos | 83 |
| 17 | Iowa History 101: Amelia Bloomer: Journalist, Suffragist, and Anti-Fashion Icon | | 84 | Estados Unidos | 82 |
| 18 | Iowa History 101: Ada Hayden: Botanist, Educator, and Preservationist | | 82 | Estados Unidos | 82 |
| 9 | Think Like a Historian: The Role of Genealogists with Ricki King | | 77 | Estados Unidos | 83 |
| 20 | Think Like a Historian: Continuity and Change Over Time with Kevin Mason | | 68 | Estados Unidos | 82 |
| 14 | Iowa History 101: The Progressive Influence of Iowa's Churches in the Late Twentieth Century | | 61 | Estados Unidos | 83 |
| 8 | Think Like a Historian: Continuity and Change Over Time with Valerie Van Kooten | | 58 | Estados Unidos | 83 |
| 1 | Think Like a Historian: Corroboration with Ashley Howard | | 42 | Estados Unidos | 85 |
| 2 | Think Like a Historian: Historical Inquiry with Rachelle Chase | | 41 | Estados Unidos | 85 |
| 6 | Iowa History 101: Gwendolyn Wilson Fowler: A Woman of Distinction | | 40 | Estados Unidos | 84 |
| 11 | Alexis Coe at the DSM Book Festival | | 38 | Estados Unidos | 83 |
| 16 | Iowa History 101: National History Day in Iowa | | 37 | Estados Unidos | 83 |
| 3 | Think Like a Historian: Contextualization with Jon Lauck | | 36 | Estados Unidos | 85 |
| 4 | Think Like a Historian: The Role of Archaeologists with John Doershuk | | 36 | Estados Unidos | 84 |
| 5 | Think Like a Historian: Sourcing with Jeff Bremer | | 34 | Estados Unidos | 84 |
| 10 | Think Like a Historian: Cause and Effect with Megan Birk | | 28 | Estados Unidos | 83 |
| 15 | Think Like a Historian: Corroboration with Cory Haala | | 25 | Estados Unidos | 83 |
| 12 | Think Like a Historian: The Role of Archivists with Kelsey Berryhill | | 17 | Estados Unidos | 83 |