These instructional materials are designed to improve instruction in Gas Metal Arc Welding (GMAW) and Flux-Cored Arc Welding (FCAW). The following introductory information is included: use of this publication; competency profile; instructional/task analysis; related academic and workplace skills list; tools, materials, and equipment list; and eight references. Three units of instruction are included: (1) GMAW orientation and safety; (2) GMAW equipment, applications, and techniques; and (3) FCAW. Each unit contains some or all of the following sections: objective sheet; suggested activities; assignment and written test answers; written test; unit evaluation form; teacher supplements; transparency masters; information sheet; student supplements; assignment sheets; job sheets; and dissemination material. (NLA)