Skills you can start without a degree, taught by the best.
Plumbing Starter
Be ready for a plumbing apprenticeship.
Start with FLUSHING A Water Heater The RIGHT WAY Step by Step (10 min, Roger Wakefield), then How to Solder Copper Pipe WITHOUT Leaks (Best Flux for Beginners) (17 min, Roger Wakefield). All 22 lessons in Plumbing Starter are free. No degree. Paid apprenticeship; licence by exam later. A starter kit costs about $150. About $62k a year (US median, plumbers).
To start: No degree. Paid apprenticeship; licence by exam later. Earning: About $62k a year (US median, plumbers).