| January 25, 2021 | Double Competition | Enter up to eight open division competition stereo photos |
| February 22, 2021 | Reflections | Use reflective surfaces to capture a scene in stereo |
| March 22, 2021 | Abstract | Compose a stereo photo outside of reality with the color, texture, line, shape, geometry, symmetry, or reflection of a scene |
| April 26, 2021 | Humor | We can all use a laugh! |
| May 24, 2021 | Landscape | Capture a stereo photo that embodies the spirit of the outdoors |
| June 28, 2021 | Macro | Close-up stereo photography of small subjects |
| July 26, 2021 | Through the Window | Creative compositions with the stereo window. |
| August 23, 2021 | Creative | The PSA definition of Creative is "altered reality" |
| September 27, 2021 | Life in motion | The sensation of action in stereo. |
| October 25, 2021 | Architecture | Make use of building and other structures in your stereo compositions |
| November 22, 2021 | Nighttime | Life after dark in stereo. |
