FAA doesn't specify ground school hours, but typical in-person courses are ~40 hours over 10 weeks. Online ground school allows self-pacing, but aim for at least 4 hours/week. Allocate at least one ...
Check ride "gouges," which detail a specific Designated Pilot Examiner's (DPE) quirks and common questions, are used by some flight students to prepare, but over-reliance on them can hinder true ...