This curriculum guide contains 28 competency-based units of study for use in high school agricultural mechanics courses, especially in Connecticut. The 10 exploratory units, suitable for grades 9-10, cover the following topics: beginning welding; cold metal and soldering; electricity; plumbing; power tools; shop safety, mathematics, painting and glazing; small engines, basic care and operation; tool sharpening and fitting; tractor operation; and woodworking and sketching and drawing. The 18 specialized units, suitable for grades 11-12, cover advanced agricultural welding; agricultural machinery repair and maintenance; agricultural structures; agricultural waste management; agricultural waste management; alternate energy; concrete for farm and home use; diesel fuel systems; electric motors and controls; fencing; field machines; hydraulic; new equipment assembly; power trains and transmissions; private water supplies and septic systems; small gasoline engines repair and overhaul; tractor engine overhaul; and tractor maintenance. Each unit contains objectives, related job titles and relevant competencies, content outline, teacher activities, student activities; evaluation, resources, bibliography, and teacher unit review. (KC)