Related Clues:
- Bad thing to be stuck in
- Tedious way to learn: by ___
- Dirt-road hazard
- Cart track
- Mindless process
- Mechanical learning style
- Groove in a muddy road
- Automatous learning method
- Oxcart's track
- Relentless nine-to-five gig, e.g.
- Cause of a bump in the road
- Repetitious learning technique
- Wagon wheel depression
- School-drill method
- Road to nowhere, metaphorically