With a few occasional exceptions, sports games these days tend to be limited to a few “safe” options.
You’ve got your football, you’ve got your American football, sometimes you have your golf; very occasionally you have your Olympics. But ten-pin bowling? I can’t remember the last time I saw a game based around that for a modern computer.
Back in 1978, however, developers were still working out what kinds of sporting rules and structure worked and didn’t work in the electronic space. I’ll leave it to you to decide whether or not Bowling for Atari 2600 does the noble pursuit of hurling heavy things at skittles justice!