Part 107 Ready provides an online FAA Part 107 study course with 97 free lessons.
The course, which covers regulations, airspace, sectional charts, weather, and drone operations, is intended for people preparing for the Remote Pilot Certificate knowledge exam, including general aviation pilots who want to add drone operations to their flying, according to company officials.
Part 107 Ready is an independent commercial study service, not affiliated with or endorsed by the FAA. The written course is free. The service also offers paid app features.
You can open the full written course without creating an account at Part107Ready.com/Course.
If you are a veteran, you can also receive free Part 107 training (plus a host of other benefits including local fly-days, scholarships, and job listings) through vetstodrones.org.