| Date | Age Group | Speaker | Title | Snack Person | Circle Mentors |
| September 13 |
All |
Blake Thornton |
Nontransitive dice |
Blake Thornton |
Yoni, Jon, Hassan |
| September 20 |
High School |
Andrew Lewis |
Nim and the Chocolate Game |
Chakvaborty |
Hassan, Caitlin |
| September 27 |
Middle School |
Kelly Bickel |
The Briges of Konigsberg |
Downey |
Hassan, Caitlin |
| October 4 |
High School |
Russ Woodroofe |
Non-Platonic Solids |
Krucylak |
Jon, Hassan |
| October 11 |
Middle School |
Joe Lakey |
Triangles, squares, polygons and pi |
Vo |
Jon, Hassan |
| October 18 |
High School |
Nic Sedlock |
The lion, the llama and the lettuce |
Bowes |
Yoni |
| October 25 |
Middle School |
Arno Van Den Essen |
Magic Squares from Sudoku |
Jeffries |
Caitlin, Yoni |
| November 1 |
High School |
Qing Li |
Sudoku |
Sharma |
Yoni, Hassan, Allison |
| November 8 |
Middle School |
Kabe Moen |
Rockets! |
Robiolio |
Yoni, Caitlin, Allison |
| November 15 |
High School |
Jeff Langford |
Mathematical Auction |
Srivastava |
Yoni, Caitlin, Jon, Allison |
| November 22 |
All |
Roya Beheshti-Zavareh |
Handshakes and piles |
Olsen |
Yoni, Caitlin, Jon, Hassan |