- January 2019 – Is my siphon working?
- February 2019 –
- March 2019 – How can I separate pennies?
- April 2019 –
- May 2019 – Smart Air Filter
- June 2019 – Dumb Washing Machine to Smart Washing Machine
- July 2019 –
- August 2019 – Snorkel Buddy
- September 2019 – Basketball Stats
- October 2019 – Automate slide to file conversion
- November 2019 – Tidal Flow
- December 2019 – Keep program running on Linux