Lesson One Homework Assignment:
(1) For the term Hinge Action, get a pen and paper and write thefollowing example and mechanical definition FIVE times.
Hinge Action
The blade of a hinge is always vertical to its Plane of Rotation.
Example: All types of swinging doors.
(2) Verbalize the term, its example and definition from memory.
(3) If you can do this, you're done. If not...
(4) Keep trying until you can.
Reference: The Golfing Machine (6th edition), the Glossary, page 235.