FAA Written Test Prep Courses
There are many companies producing courses to prepare pilots for the FAA Knowledge (generally called “written”) tests. While the style and format (and price) varies, the goal is the same: To prepare you to pass your FAA Knowledge Test. These companies all produce Private Pilot Courses. Some produce courses for more advanced certificates. Most offer demo lessons so you can get a feel for their style.
The FAA has thousands of papers, manual, handbooks, etc. that are free. Here are a few very useful ones.
Flight education cannot be merely a cramming of information and technique to prepare a student to pass a test. Rather, it must be a carefully conceived, coordinated and multi-faceted experience that builds understanding, competence and confidence in a safe, challenging and compliant framework.