The Drilling Engineering Workbook is a correspondence (distributed learning) course which covers the important elements of drilling a well. The emphasis is on the theory behind these drilling elements in order to develop a greater understanding of the principles involved in drilling a well.This is a lesson-by-lesson distributed learning course. Individuals should study each section and then answer the related questions at the end of the section. Supplementary reading is suggested throughout the text. This workbook, along with the related supplementary reading, should provide a sound basis for anyone involved in those services involved in drilling a well.