The Postal Electronic/Maintenance/Mechanic Examination (955) Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: arithmetical reasoning; abstract reasoning; understanding and interpreting written material; tools both hand held and electrical; electronic equipment; safety; computer systems; ability to read and use technical drawings; mechanical comprehension; and other related areas.

The Supervisory Test Battery (STB) Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: problem solving; interpersonal skills; human resource management; managerial decisions; staff interaction and management; and more.

The Senior Clerk-Typist Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: spelling; grammar, usage and punctuation; keyboarding; office practices; office record keeping; and other related areas.

The Senior Account Clerk Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: fundamentals of account keeping and bookkeeping; office record keeping; understanding and interpreting written material; and more.

The Transit Electrical Helper Series Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study, including but not limited to: electrical principles and practices; electrical terminology; tool use; arithmetic related to trades and maintenance; and more.