This book presents information on 150 careers in a wide variety of fields that fall under the broad category of tech prep. Each four- to five-page profile contains the following: definition of the occupation, the nature of the work, requirements for educational and work experiences needed to enter and advance, opportunities for experience and exploration, employment outlook, earnings, conditions of work, sources of additional information, school subjects needed, appropriate personal interests, work environment, minimum education level, salary range, certification or licensing requirements, outlook, and national occupational directory codes. Among the careers profiled are the following: aerobics instructor, aircraft mechanic, animal caretaker, barber, bicycle mechanic, carpenter, caterer, dental assistant, electrologist, forestry technician, home care aide, interior designer and decorator, jeweler, laser technician, locksmith, medical assistant, paralegal, pet groomer, pharmacy technician, police officer, retail manager, roofer, teacher aide, and zookeeper. (KC)