This guide contains instructor's materials for a three-unit secondary school course on electronic safety. The units are shop safety principles, hand tools, and alternating current safety and protection devices. The document begins with advice on its use and a cross-referenced table of instructional materials that show which materials in the guide (transparency masters, handouts, assignment sheets, and test items) are directed at which competency and instructional objectives. Each unit contains the unit objective, student objectives, a list of references, notes to the instructor, lesson plans, a unit test, and answers to the unit test. The lesson plans may include a glossary, information sheets, transparency masters, job sheets, assignment sheets, and test items. (CML)