All Side Hustle Ideas
Teaching and coaching

Group fitness instructor

Teaches several licensed group fitness class formats a few mornings per week and gets paid per class.

At a glance
Estimated by a classifier that read the source. The bar shows how sure it was.
Category
Teaching and coaching
63% sure
x
Earns from
Service fees
97% sure
x
Startup cost (estimate)
$100 to $1kLow confidence
55% sure
x
Time it takes (estimate)
Part-timeLow confidence
56% sure
x
Where
In person
90% sure
x
Coding
No coding needed
99% sure
x
Source
Hacker NewsComment by michaelsbradley in “Ask HN: What is your money-making side project outside programming?”, April 21, 2019

  • Teaching and coaching
    Teaching hands-on shop class projects to kids, with customers found through homeschool groups and word of mouth. It can stay a weekend side hustle or grow larger.
    In person
    The Koerner Office, 2026
  • Teaching and coaching
    The host books a room, lists a half-day workshop on Eventbrite for one industry such as realtors or roofers, and teaches attendees to set up Claude and build one skill. The ticket revenue is minor; the point is meeting buyers who then ask for private help.
    Build With AI
  • Teaching and coaching
    The operator runs a team training or build-together session inside one company and listens for the process employees want automated. That process then becomes a separately priced build, often a shared context layer across the company's tools.
    Build With AI
  • Teaching and coaching
    Teaches private music lessons and plays jazz gigs.
    In person
    Hacker News, 2026
  • Teaching and coaching
    Tutors middle and high school students in math and CS for an hourly rate.
    Under $100
    Hacker News, 2021
  • Teaching and coaching
    Teaches online webinars and in-person tutorials on the basics of data science and machine learning with Python.
    Part-timeOnline and in person
    Hacker News, 2019